Canara Bank — Refund not received in account

Address:

691331

My name is arjun panicker and my account number is[protected], canara bank punalur branch. I have returned a product in amazon for rs 243 and they mentioned that my refund of amount rs 243 has been credited to my account on april 16, 2017. Till now (25 april 2017), i didn't get my refund to my account. I have received a refund reference number and transaction code through mail. These are the messages received from amazon

Hello,

This is to confirm that refund for amount 243 has been successfully processed on 16-apr-17 and the amount should reflect in your account by now.

The refund details are: authorization code for sale transaction 805196
Refund reference # 74332747106710550916958

Please contact your bank’s customer care center and quote these numbers to know further about the status of the transaction in case you still haven’t received the credit within 4 business days. Please remember that you will have to call your bank’s customer care center and not visit the branch for this update.

Some nationalized banks may take more time than normal to credit the amount. If your bank is unable to locate the refund with the reference number provided, please dispute the transaction as 'refund not processed'. At that time, they will see a pending refund and will follow the path back to our payment processor to locate the refund.

Thanks for choosing amazon.in.

Please resolve it and credit my refund into my account.