private void btnBack_Click(object sender, EventArgs e)
        {
            this.Hide();
            RoomForGuest rg = new RoomForGuest();

            rg.Show();
        }
        private void btn116SDelux_Click_1(object sender, EventArgs e)
        {
            //MyHotelDBDataContext cntx = new MyHotelDBDataContext(@"Data Source=(LocalDB)\v11.0;AttachDbFilename=C:\Users\DELL\Desktop\Hotel_Management_System\Hotel_Management\Hotel_Info.mdf;Integrated Security=True;Connect Timeout=30");

            RoomForGuest a = new RoomForGuest();

            var rfg = from m in cntx.Rooms
                      where m.Room_num == btn116SDelux.Text
                      select m.Room_bookingStatus;

            string s = rfg.First();

            txtCheckFor116SDel.Text = s;
        }