private void reserve_button_Click(object sender, EventArgs e)
        {
            //create a new form
            Reserve_Update change = new Reserve_Update();

            this.Close();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            checkChanges();

            PassengerInfo.removePassengers();

            if (!PassengerInfo.emptyPassenger())
            {
                clearForm();
                fillPassenger();
                fillText();
                RefreshForm();
            }
            else
            {
                MessageBox.Show("Confirmationn of Changes Emailed send shortly.");
                Passenger_Changes.fillEmail();
                this.Close();
                Reserve_Update back2back = new Reserve_Update();
            }
        }