Central Bank Of India — i'm complaining about my refund from amazon

Address:

Central Bank of India Maharaja Aggarsen Girls School Jind Haryana

I'm customer of cbi bank. My account number is [protected] in the branch jind haryana. Amazon had given you refund of rs.486 on 13th may 2020 whose refund reference number is #237705. But the money has not reflected yet in my account. I called customer care and also went to your branch. But i got no solution. Please help me.
Account name: pinki
Account number:[protected]
Ifsc code:cbin0283475