private void BackButton_Click(object sender, EventArgs e)
        {
            var addReservationRoomDetailsForm = new AddReservationRoomDetailsForm(Person, Apartment, Reservation);

            addReservationRoomDetailsForm.Show();
            Close();
        }
        private void ProceedButton_Click(object sender, EventArgs e)
        {
            if (!ValidateData())
            {
                return;
            }

            var person = CreatePersonFromData();

            var addReservationRoomDetailsForm = new AddReservationRoomDetailsForm(person);

            addReservationRoomDetailsForm.Show();
            Close();
        }