public AvailableRoomNos[] GetAvailableRoomNos(int iRoomTypeID, DateTime StartDate, int iAccomId) { try { if (bookingHelper == null) { bookingHelper = new BookingHelper(); } return(bookingHelper.GetAvailableRoomNos(iRoomTypeID, StartDate, iAccomId)); } catch (Exception exp) { throw exp; } }