Ngpay — recharge not done. money debited to my account

Address:

Guntur, Andhra Pradesh

I am N.haritha devi. my mobile no is [protected], I am down load the ngpay app. i recharged the airtel account with 550 rupees I am using promocode flat50 . message came amount is debited to your account. but recharge is not done. Transational ID : [protected] Transation date : 24/09/14 COmpany name : Airtel ( [protected] Recharged amount : 550 Discount amount : 50 debited amount : 500 Please refund the amount as early as possible .