void Refreash(object sender, EventArgs e)
        {
            BookingTableService bookingTableService = new BookingTableService();

            deleteDataGridView.DataSource = bookingTableService.GetAllTable();
        }
        private void DeleteBookingTable_Load(object sender, EventArgs e)
        {
            BookingTableService bookingTableService = new BookingTableService();

            deleteDataGridView.DataSource = bookingTableService.GetAllTable();
        }