Idea Cellular — No internet connection

Since last few months very poor connectivity of internet and from last 2 weeks i have been calling on coustomer care no. they just give me a date to ressolve issue and when they pass call to higher level to talk with nobody is on call i keep on waitng to tell about m problem .nobody to listen extremely bad services.And since i have recharged m sim i didnt got any benifit of it its gone waste one month full recharge and also no positive response from idea coustomer care centre.