Syndicate Bank — refund given by amazon but not yet credited to my account

Address:	Bangalore, Karnataka
Website:	Syndicate customer care

On 20th i ordered a micro earphones for 3899 in amazon and i cancelled on the same date but i didn't get my amount refund yet when i called amazon customer service they gave me a reference number[protected] and told to call syndicate customer care and to mention the word charge dispute claim should be done when i called syndicate customer care they are telling me that from our end we can't do anything