The Mobile Store — Not Providing service

Address:

Mumbai City, Maharashtra

I have buy Micro max canvas 4 mobile from The mobile store and taken one year additional warranty at time of buying mobile, now my mobile under one year warranty and there is minor problem in my mobile but the mobile store is saying they have only one service centre in india and that is in gujarat so any repair take 20 days time but all this things not infomed at time of buying additional warranty. i want to repair my phone one the spot or refund my one year additional warranty chages