IDBI Bank — Fund not return my a/c

Address:

Tirupur, Tamil Nadu, 870

Idbi bank — transaction failed and amount not refunding.
On dec 7, 8, 2016
I had to buy some stuff so just e-wallet my card on7.12, 2016 there was no receipt on but the amount of 14000 deducted. It is more than 3 weeks the amount has not been credited back in my account. The staff is also not answerable to my question.
Please do the needful and refund the amount.

My account details
Name: r. Kalidoss
Acc no: [protected]

Ifsc code: ibkl0001622
Card type: visa debit card
Card no: [protected]