Bank Of Baroda — did not receive refund amount

Address: Sharda, Chorah gawariya ki Mataji ke paas, Bhilwara, Rajasthan, 311001

Refund of rs. 2690- has been made by amazon on 21/05/2019 regarding a product (Order number is #[protected].
"the reference number of the refund is ref -.[protected]
But, the refund has not been received yet.
Bank is saying no amount has been received by them. I've talked to them again and again but no responss is coming. So i need to file a"charge dispute" on them, to get the full details. My account number:[protected]
I need bank to resolve this issue as soon as possible or i'm gonna take some legal action.
Your

Dinesh kumar prajapat