Indian Bank — I didn't received my refund

Address:

sonar toli,itki,po+ps-itki,dist-ranchi,jharkhand, Ranchi, Jharkhand, 835301

Dear sir,
I ordered a trimmer on 4th aug 2019 from amazon. It was taking a lot of time to deliver so i cancelled the order. The initiated the refund on 13 aug 2019. But till now i haven't received the refund. Due to which i am facing a lot of problem as i am a student. So kindly resolve my problem as soon as possible.
Thanking you.

Yours sincerely,
Akash soni
Account no-[protected]
Refund reference number[protected]
Account holder name-akash soni
Branch-itki