light assignment runs but there is no imput values for the user to interact when running the program. Kindly fix this issue. import java.util.*; class Flight {     String airlineCode;     int flightNumber;     char type; // D for domestic, I for international     String departureAirportCode;     String departureGate;     char departureDay;     int departureTime;     String arrivalAirportCode;     String arrivalGate;     char arrivalDay;     int arrivalTime;     char status; // S for scheduled, A for arrived, D for departed     public Flight(String airlineCode, int flightNumber, char type, String departureAirportCode,                   String departureGate, char departureDay, int departureTime,                   String arrivalAirportCode, String arrivalGate, char arrivalDay, int arrivalTime) {         this.airlineCode = airlineCode;         this.flightNumber = flightNumber;         this.type = type;         this.departureAirportCode = departureAirportCode;         this.departureGate = departureGate;         this.departureDay = departureDay;         this.departureTime = departureTime;         this.arrivalAirportCode = arrivalAirportCode;         this.arrivalGate = arrivalGate;         this.arrivalDay = arrivalDay;         this.arrivalTime = arrivalTime;         this.status = 'S'; // Default status is scheduled     } } class Airline {     String name;     String code;     int firstClassCapacity;     int businessClassCapacity;     int economyClassCapacity;     public Airline(String name, String code, int firstClassCapacity, int businessClassCapacity, int economyClassCapacity) {         this.name = name;         this.code = code;         this.firstClassCapacity = firstClassCapacity;         this.businessClassCapacity = businessClassCapacity;         this.economyClassCapacity = economyClassCapacity;     } } class FlightScheduler {     static Scanner scanner = new Scanner(System.in);     static List flights = new ArrayList<>();     static List airlines = new ArrayList<>();     static char currentDay;     static int currentTime;     public static void main(String[] args) {         displayWelcomeScreen();         handleMenu();     }     private static void displayWelcomeScreen() {         System.out.println("Welcome to the Flight Scheduler!");         System.out.println("Please remember to always use U, M, T, W, R, F, S for entering the day of the week,");         System.out.println("and to always use military time for entering the time.");         System.out.println("\nPlease make your choice by entering the corresponding menu number:");     }     private static void handleMenu() {         while (true) {             System.out.println("\n1. Set Clock  2. Clear Schedule  3. Add Airline  4. Add Flight");             System.out.println("5. Cancel Flight  6. Show Flight Info  7. Show Departures  8. Show Arrivals  9. Find Flights Between Two Airports  10. Exit");             System.out.print("\nEnter your choice: ");             int choice = scanner.nextInt();             scanner.nextLine(); // Consume the newline character             switch (choice) {                 case 1:                     setClock();                     break;                 case 2:                     clearSchedule();                     break;                 case 3:                     addAirline();                     break;                 case 4:                     addFlight();                     break;                 case 10:                     System.out.println("Exiting program. Goodbye!");                     System.exit(0);                     break;                 default:                     System.out.println("Invalid choice. Please try again.");             }         }     }     private static void setClock() {         System.out.print("Enter U, M, T, W, R, F, or S for the corresponding day of the week: ");         currentDay = scanner.next().charAt(0);

Flight assignment runs but there is no imput values for the user to interact when running the program. Kindly fix this issue.

import java.util.*;

class Flight {
    String airlineCode;
    int flightNumber;
    char type; // D for domestic, I for international
    String departureAirportCode;
    String departureGate;
    char departureDay;
    int departureTime;
    String arrivalAirportCode;
    String arrivalGate;
    char arrivalDay;
    int arrivalTime;
    char status; // S for scheduled, A for arrived, D for departed

    public Flight(String airlineCode, int flightNumber, char type, String departureAirportCode,
                  String departureGate, char departureDay, int departureTime,
                  String arrivalAirportCode, String arrivalGate, char arrivalDay, int arrivalTime) {
        this.airlineCode = airlineCode;
        this.flightNumber = flightNumber;
        this.type = type;
        this.departureAirportCode = departureAirportCode;
        this.departureGate = departureGate;
        this.departureDay = departureDay;
        this.departureTime = departureTime;
        this.arrivalAirportCode = arrivalAirportCode;
        this.arrivalGate = arrivalGate;
        this.arrivalDay = arrivalDay;
        this.arrivalTime = arrivalTime;
        this.status = 'S'; // Default status is scheduled
    }
}

class Airline {
    String name;
    String code;
    int firstClassCapacity;
    int businessClassCapacity;
    int economyClassCapacity;

    public Airline(String name, String code, int firstClassCapacity, int businessClassCapacity, int economyClassCapacity) {
        this.name = name;
        this.code = code;
        this.firstClassCapacity = firstClassCapacity;
        this.businessClassCapacity = businessClassCapacity;
        this.economyClassCapacity = economyClassCapacity;
    }
}

class FlightScheduler {
    static Scanner scanner = new Scanner(System.in);
    static List<Flight> flights = new ArrayList<>();
    static List<Airline> airlines = new ArrayList<>();
    static char currentDay;
    static int currentTime;

    public static void main(String[] args) {
        displayWelcomeScreen();
        handleMenu();
    }

    private static void displayWelcomeScreen() {
        System.out.println("Welcome to the Flight Scheduler!");
        System.out.println("Please remember to always use U, M, T, W, R, F, S for entering the day of the week,");
        System.out.println("and to always use military time for entering the time.");
        System.out.println("\nPlease make your choice by entering the corresponding menu number:");
    }

    private static void handleMenu() {
        while (true) {
            System.out.println("\n1. Set Clock  2. Clear Schedule  3. Add Airline  4. Add Flight");
            System.out.println("5. Cancel Flight  6. Show Flight Info  7. Show Departures  8. Show Arrivals  9. Find Flights Between Two Airports  10. Exit");
            System.out.print("\nEnter your choice: ");
            int choice = scanner.nextInt();
            scanner.nextLine(); // Consume the newline character
            switch (choice) {
                case 1:
                    setClock();
                    break;
                case 2:
                    clearSchedule();
                    break;
                case 3:
                    addAirline();
                    break;
                case 4:
                    addFlight();
                    break;
                case 10:
                    System.out.println("Exiting program. Goodbye!");
                    System.exit(0);
                    break;
                default:
                    System.out.println("Invalid choice. Please try again.");
            }
        }
    }

    private static void setClock() {
        System.out.print("Enter U, M, T, W, R, F, or S for the corresponding day of the week: ");
        currentDay = scanner.next().charAt(0);
        System.out.print("Please enter the time in military notation: ");
        currentTime = scanner.nextInt();
        System.out.println("Day set to " + currentDay + " and time set to " + currentTime);
        scanner.nextLine(); // Consume the newline character
        System.out.print("Press Enter to continue...");
        scanner.nextLine(); // Wait for Enter key
    }

private static void clearSchedule() {
        System.out.print("Are you sure you want to clear the schedule and start over? (y/n) ");
        char response = scanner.next().charAt(0);
        if (response == 'y' || response == 'Y') {
            flights.clear();
            System.out.println("Schedule cleared. Press Enter to continue...");
            scanner.nextLine(); // Consume the newline character
            scanner.nextLine(); // Wait for Enter key
        }
    }