public String GetExistingBookingId(int inq_id,int cust_id,string tour_snm,string tour_code) { string a = null; DataTable dt = null; CRM.DataAccess.AdministratorEntity.BookingFormStep2 objBooking2 = new CRM.DataAccess.AdministratorEntity.BookingFormStep2(); dt = objBooking2.getBookingId(inq_id,cust_id,tour_snm,tour_code); foreach (DataRow dr in dt.Rows) { a = dr["RESULT"].ToString(); } return a; }