Air Sial, a recent addition in aviation industry of Pakistan is getting fame and has started airline operations domestically for selected routes. The airline is computerizing its passenger reservation system. At the end of the JAD meeting, it was finalized that the data items must include reservation number, flight number, flight date, origin, destination, departure time, arrival time, passenger name, and seat number. For example, flight number 508 leaves Karachi, daily at 9:00 a.m. and arrives in Lahore, at 10:15 a.m. A typical reservation code might be HXCGGTB, for passenger Tahir Khan, in seat 15A, on flight 508 on 21/2/2021. Design an ERD for the passenger reservations system. design 3NF table designs for the system ?

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