half complete

src/com/TicketManagement/Airplane.java

+package com.TicketManagement;
+public class Airplane {
+    private int seats;
+    private String airplaneagency;
+    public Airplane(int seats,String airplaneagency){
+        this.seats=seats;
+        this.airplaneagency=airplaneagency;
+    }
+    public int getSeats() {
+        return seats;
+    }
+
+    public String getAirplaneagency() {
+        return airplaneagency;
+    }
+}

src/com/TicketManagement/Customer.java

+package com.TicketManagement;
+
+import java.util.ArrayList;
+
+public class Customer {
+    private String name,lastname;
+    private int ID;
+    private ArrayList<Ticket> tickets= new ArrayList<Ticket>();
+    public Customer(String name,String lastname,int ID){
+        this.name=name;
+        this.ID=ID;
+        this.lastname=lastname;
+    }
+    public void addTicket(Ticket ticket){
+        tickets.add(ticket);
+    }
+
+    public ArrayList<Ticket> getTickets() {
+        return tickets;
+    }
+
+    public int getID() {
+        return ID;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getLastname() {
+        return lastname;
+    }
+}

src/com/TicketManagement/Flight.java

+package com.TicketManagement;
+
+import java.util.Date;
+
+public class Flight {
+    private Date date;
+    private String destination;
+    private Airplane airplane;
+    private int flightNumber;
+    private String start;
+    public Flight(Date date,int flightNumber,String destination,String start,Airplane airplane){
+        this.date=date;
+        this.start=start;
+        this.airplane=airplane;
+        this.destination=destination;
+        this.flightNumber=flightNumber;
+    }
+    public int getFlightNumber() {
+        return flightNumber;
+    }
+
+    public String getStart() {
+        return start;
+    }
+    public Airplane getAirplane() {
+        return airplane;
+    }
+
+    public Date getDate() {
+        return date;
+    }
+
+
+    public String getDestination() {
+        return destination;
+    }
+}
+

src/com/TicketManagement/Seat.java

+package com.TicketManagement;
+
+public class Seat {
+    private int ID;
+    private String kind;
+    private int userID;
+
+    public Seat(int ID,String kind,int userID){
+        this.kind=kind;
+        this.ID=ID;
+        this.userID = userID;
+    }
+
+    public int getID() {
+        return ID;
+    }
+
+    public String getKind() {
+        return kind;
+    }
+
+    public int getUserID(){ return userID;}
+}

src/com/TicketManagement/Ticket.java

+package com.TicketManagement;
+
+public class Ticket {
+    private int seatnumber;
+    private int flightnumber;
+    private int cargo;
+    private String meal;
+    public Ticket(int seatnumber,int flightnumber,int cargo,String meal){
+        this.flightnumber=flightnumber;
+        this.seatnumber=seatnumber;
+        this.cargo=cargo;
+        this.meal=meal;
+    }
+
+    public int getCargo() {
+        return cargo;
+    }
+
+    public String getMeal() {
+        return meal;
+    }
+
+    public int getFlightnumber() {
+        return flightnumber;
+    }
+
+    public int getSeatnumber() {
+        return seatnumber;
+    }
+}

src/com/TicketManagement/TicketManagement.java

+package com.TicketManagement;
+
+import java.util.ArrayList;
+
+public class TicketManagement {
+    private ArrayList<Flight> flights=new ArrayList<Flight>();
+    private ArrayList<Customer> customers= new ArrayList<Customer>();
+    private ArrayList<Airplane> airplanes= new ArrayList<Airplane>();
+
+    public ArrayList<Flight> getFlights() {
+        return flights;
+    }
+
+    public ArrayList<Customer> getCustomers() {
+        return customers;
+    }
+
+    public ArrayList<Airplane> getAirplanes() {
+        return airplanes;
+    }
+    public void addAirplane(Airplane airplane){
+        airplanes.add(airplane);
+    }
+    public void addCustomer(Customer customer){
+        customers.add(customer);
+    }
+    public void addFlight(Flight flight){
+        flights.add(flight);
+    }
+}