Bank Of Baroda — regarding 278 rs not refund

Address: AH 117, Iti ltd Mankapur sanchar vihar colony gonda, 271308

Refund of rs.278 has been made by amazon on 09th of july2019 regarding a product (Order number is #[bluetooth].
"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 response is coming. So i need to file a"charge dispute" on them, to get the full details.
I need bank to resolve this issue as soon as possible or i'm gonna take some legal action.
Bank account no [protected]
Indiranagar lko
Renu mishra