Karnataka Bank — didn't received the refund

Address:

Kondagere,kikre,menase post, Sringeri 577139,chikkamagaluru dist., Karnataka

My name is adeesh and i had ordered beard oil of rs.262+40=₹302 the man company beard growth oil in amazon on[protected] and after[protected] i returned this order due to personal reason. And on[protected]
Amazon initiated the amount to my card but i still didn't get the money. Amazon sent this reference number
033504 and told me to fill charge dispute form but indian bank doesn't have such policy. So
Please kindly respond to this complaint it's very urgent.
Thankyou sir.