HDFC Bank — one assist membership cancellation and refund

Address: 635109

Cancellation of one assist membership
I am a hdfc bank credit card holder. The bank has auto debited rs. 1899/- from my credit card number ending with 1738. The customer care person repeatedly called me and give the wrong commitment, after that i am confirm my credit card benefit with customer care. I am not interested about this service and don't want this membership any more. Debited date on 10/11/2017 so cancel the membership and refund this debited amount of rs.1899/-

Oneassist relationship number : 3065440
Name :- m karthikeyan durai
Mobile no. :- [protected]
Credit card number ending :- 1738