Airtel — No refund of Airtel broadband initiated even after 10days of payment

Address:

Halagewadeyara halli rr nagar

I had ordered for a broadband connection the broadband executive called me and sent me the link for the payment after the payment the executive cancelled the order as there was no DSL connection in my area the executive said the refund has been initiated you will be refunded in 7 days it has been 10 days since he said this and there has been no refund the executive has blocked my calls
REGISTERED MOBILE NO. [protected]
NAME OF THE COUSTOMER:UMA M SHETTY
AMOUNT PAID : 2828/-
Please refund my money as soon as possible