Airtel — amount deducted but not recharge happened

Address:	No 101, Oceanic Tower, Santhome High Road, Santhome-raja Annamalai Puram, Chennai - 600028 (Map)
Website:	www.airtel.in

On 14the April, i tried do recharge to my father mobile via airtel thanks app.

Payment i have initiated from GPay, however payment deducted for Rs 1498 but recharge not happened.

I tried calling 121/198 but not connecting and mails were dropped to [protected]@airtel.in but i did not find it helpful.