HDFC Bank Payzapp — amount not refunded

Address: 560016

My phone number - [protected] i have done a 5000/- transaction on 1st august 2017 to my icici account, money got detected from my payzapp wallet but the amount was not credited to bank account and still not refunded, the customer care is worst they are not responding properly, what kind of services are you providing and plz refund my amount back right i need that money its very urgent...