Design and code a program to allow passengers to book flights. in order for a passenger to book a flight, he/she must enter the following: first name last name from (city of departure) to (destination city) departure date (use java date class) return date (use java date class) choose a seat. assume a small airplane with seat numberings as follows: 1 a b c d 2 a b c d 3 a b c d 4 a b c d 5 a b c d 6 a b c d 7 a b c d you will need to define three classes as part of your model: the reservation class will have instance variables to store the reservation’s details including: seat, from, to, departure date, and return date. the passenger class will have instance variables to store the passenger’s first name, last name, and reservation. the bookinggui class will contain all the gui components and listeners. in addition, it should have an array of passengers, a method to add passenger to the passengers array, and a method to list all passengers.