Staff mployee_number: Integer sition: String 0. + id: Integer Airport Person +fullname: String identification number: Integer Pilot - licence_number. Integer + employee_number: Integer 0. 1.* .name: String Customer +customer_number: Integer 0. Airline + bookFlight(fight_number. Integer) 8 +plane_number. Integer +model number. Integer 1. Ticket Plane 01 +ticket number: Integer + seat_number: String K₁. Flight +flight_ID: Integer +departure location: String arrival location: String

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