Reliance Bigtv — raised installation request so many times still no good response and didn't received refund amount till yet.

Raised installation request so many times still no good response and didn't received refund amount till yet.

This complaint regarding didn't received refund amount as per discussion with customer care executives. No mail replay still now.
Please refund our amount as soon .
Booking ID: 12510836 ; booked on March 1st 2108.

Called so many times to Customer care Executives still no response and no refund detail.
As per customer care executive communication sent mail so many times to refund my money but still no response.