Airtel — airtel not refund my money due to fail of recharge but debited from my bank account

Address:

Aryapuri bhoor khatauli muzaffarnagar, Muzaffarnagar, Uttar Pradesh, 251201

I try to recharge of RS 998 in my mob. No. [protected] on 24/06/2019. Money debited in my bank (union bank account no. [protected]) but recharge not done. I call Airtel customers care on same day they told me that money refund in 10 days. I done recharge of RS 998 on 25/06/2019 recharge success. I wait 10 day for refund but I don't get any refund till now. I Call again customer care they replied bank fault ask there. I call bank customer care that give me 7 days time for refund but I don't get any refund. I call again call bank that told me that amount successful transfer so call Airtel for refund. I call again Airtel customer care they don't agry to refund my money. I send my bank statement also.