Complaint against poor booking system of HP,s LPG Gas Cylinder. We get it from "Devi Dayal Enterprises" Sec-8, Rohini, Delhi-85.. Their booking no.s 27940639, 27940104, [protected], [protected] are always in not attending position. They might have put some call barring/ other system. Any one can chek it by calling. U will not get connected, i m sure. We always have to go to their office for booking. Due to which we are suffering a...