Instyle Interiors — Sofa set

I have purchased 01 no. L type sofa set from Instyle furniture On 24/1/2015 ( Price Rs. 36000, Bill no. PMH041) They give me delivery on 20/3/2015 .After delivery when i checked whole sofa i have noticed there is hole on the sofa & cloth also defective on same day i have taken photographs & send them to company. Then they promised me to when that cloth they receive they will repair my Sofa. But after 2 -3 months i have called them 100 times & every time they commit me to repair. Now from last month they are not answering my phone calls also Please help me in this matter. Contact nos. of company representative:[protected], [protected],[protected]