Airtel Postpaid
Delay in sim activation

I applied for airtelpostpaid (199) scheme they also collect money worth 600 from me and i got my new sim in courer.they made the address verification on 26 th april its brach is in 1st floor, peninsula chamber (lowerparel). but till date i din'd get my activation they even not response to mt call is the kind of service airtel porovides to its customer?