Bhim App — money deducted successful but transfer wasn't done on paytm

Address:	New Delhi, Delhi
Website:	Paytm aap linked with bhim aap

Sir on 18th june 2018 around 5:30 p.m. I had done a transaction of Rs 400/- threw paytm linked by bhim aap and amount deducted from my account successfully but my transfer wasn't done on paytm showing that you're transaction was failed and i mailed them they told me that bank rejected their request so kindly refund my money as soon as possible my bhim aap transection id is[protected]. As i had already waited enough for refund to be cradited but still not get my refund