DMart — with out informing my card swaped 2times

Address: Hyderabad, Andhra Pradesh

Dear sir, I went to D Mart lb nagar Hyderabad on 21june evening 8:30 my card was swiped 1st time and they said transaction failled so I gave my card 2nd time he said it was sucessfull but the amount got debited from my account 2times when I asked him he replied stating sue to network problem amount got debitted 2times it will be credited back to your account after 2days. I called to my bank to confirm the same they replied me stating it was credited sucessfull to marchant account, again I called back to D Mart they said they will check and get back but they not replied I called next day to confirm there was no reply . I told that guy clearly that I'll complaint on this to *RBI they replied me stating it was credited in there account they will credit back after 2days but till now the amount is not credited and there was no responce pls help me Regard Chetan [protected].