// Goes to the previous window, GuestArrivalWindow
private void BackButton_Click(object sender, RoutedEventArgs e)
{
GuestArrivalWindow guestArrivalWindow = new GuestArrivalWindow();
guestArrivalWindow.Show();
Thread.Sleep(10);
this.Close();
}
/// Goes to GuestArrivalWindow
private void GoToGuestArrivalWindow(object sender, RoutedEventArgs e)
{
GuestArrivalWindow guestArrivalWindow = new GuestArrivalWindow();
guestArrivalWindow.GetController(controller);
guestArrivalWindow.Show();
Thread.Sleep(10);
this.Close();
}
