Amazon — my amount

Address:

Door no.3,ummi residence,behind rtc bustand adoni, Kurnool, Andhra Pradesh, 518302

Sir i had ordered 2 products from amazon on 29 sept i had cancelled it which was about 450 rupees and the payment was done online from that day till now i didnt get my amonut reflected back in my account. I had called to customer service they told that they had intiated my amount but i didnt get yet and i had spoken to bank customer service also please help me regarding this its almost 12 days please get my amount back in my account