HDFC Bank — Claim refund of excess balance on my HDFC credit Card- Service Request Number[protected]

With Reference to the above Service Request Number, i have paid total amount of Rs.63555 to HDFC credit card Ending with 7974 & my excess amount is Rs.32069.00 so I am totally disappointed by giving half information provided by your executive Ms Riddhi & Ms Binal & the Resolution provided by HDFC Bank, as a long relationship to HDFC bank & since 7 years i am i am Using credit card, I never paid any amount which was refunded in my credit card against transaction though bill was generated, i just pay balance amount after deducting returned amount, though as guided by Ms Ridhi as you pay full amount we will refund access amount to your HDFC saving bank, with trust on HDFC i paid full amount by taking help from Friends, now when it is time to refund access amount, they said to do new transaction against this or give application for demand draft, i am really disappointed & it seems such way Bank is keeping customer amount in their account for earning interest, my strict request you to refund my access amount to my HDFC saving account mention in trail mail within 2 days, else i will have to go to consumer forum, PG portal for taking it with interest earned on this amount by Bank .