Amazon.in — freecharge coupon not received

Address:

Jodhpur, Rajasthan

I have purchase a mobile sony xperia C3 on 21st oct.2014 on this date offer was(4000 freecharge coupon) then purchase. I was placed order then after contact to amazon customer service for detail for offer for talking then he give answer your coupon was received after 15 days form deliver this itm. Then afer call to back and same detail ask then same answer. I receive this pacage nad call after 15 days then ask freecharge coupon and he give answer your coupon was receive 24 hour and call after 24 hour then ask your request send to superior adviser. And give me unnessary answer and after same time give answer your coupon is non send nore given. my amazon ID - [protected]@gmail.com purchase ID - #[protected] mail received from amazon - amazon.in<[protected]@amazon.in (wed, nov5th, 2014 at 9:36am) my mob. no. - [protected] please help me...