private void BtnAddPassanger_Click(object sender, EventArgs e)
 {
     try
     {
         int amount         = Convert.ToInt32(tbAmount.Text);
         int businessAmount = Convert.ToInt32(tbBusinessAmount.Text);
         if ((FlightInformation.GetAllPilots(a).Count == 2 || FlightInformation.GetAllPilots(a).Count == 4) && FlightInformation.GetAllAttendants(a).Count == 6)
         {
             if (a.InUse == false)
             {
                 if (amount <= a.AmountOfEconomySeats && businessAmount <= a.AmountOfBusinessSeats)
                 {
                     a.GetAllEconomySeats().Clear();
                     a.GetAllBusinessSeats().Clear();
                     generate.GenerateNames();
                     for (int i = 1; i <= amount; i++)
                     {
                         int randomFirstName = randomness.Next(50);
                         int randomLastName  = randomness.Next(50);
                         int randomAge       = randomness.Next(1, 90);
                         a.AddPerson(new Passenger(generate.FirstName()[randomFirstName], generate.LastName()[randomLastName], randomAge));
                     }
                     for (int i = 1; i <= businessAmount; i++)
                     {
                         int randomFirstName = randomness.Next(50);
                         int randomLastName  = randomness.Next(50);
                         int randomAge       = randomness.Next(1, 90);
                         a.AddPersonBusiness(new Passenger(generate.FirstName()[randomFirstName], generate.LastName()[randomLastName], randomAge));
                     }
                     a.AssignSeatsEconomy();
                     a.AssignSeatsBusiness();
                     a.CommenceFlight();
                 }
                 else
                 {
                     MessageBox.Show("Maximum seats for business class: " + a.AmountOfBusinessSeats + "\n" +
                                     "Maximum seats for economy class:" + a.AmountOfEconomySeats);
                 }
             }
             else
             {
                 MessageBox.Show("This airplane is already in use!");
             }
         }
         else
         {
             MessageBox.Show("Pilots must be between 2 or 4!" + "\n" + "Attendants must be 6!");
         }
     }
     catch (Exception ex)
     {
         MessageBox.Show("Please make sure the information provided is correct!");
     }
 }
 public FlightInformationForm(Airplane a)
 {
     InitializeComponent();
     this.a                     = a;
     lblFlight.Text             = a.Name;
     lblSeat.Text               = a.AmountOfTotalSeats.ToString();
     lblBusinessSeat.Text       = a.AmountOfBusinessSeats.ToString();
     lblEconomySeats.Text       = a.AmountOfEconomySeats.ToString();
     lblPilots.Text             = FlightInformation.GetAllPilots(a).Count.ToString();
     lblAttendants.Text         = FlightInformation.GetAllAttendants(a).Count.ToString();
     lblPassengerSeats.Text     = Convert.ToString(a.GetAllPeople().Count);
     lblBusinessPassangers.Text = Convert.ToString(a.GetAllBusinessPeople().Count.ToString());
     lblEconomyPassangers.Text  = Convert.ToString(a.GetAllEconomyPeople().Count.ToString());
 }