Boat — Boat airdopes 131 black

Hi, I purchased boat airdopes 131 black on 25 sep 2021 and i request them for return, then their delivery boy came on 15 sep 2021 to receive the product . Till now i haven't got any refund amount, the product status is showing that they had refunded me the amount but they haven't i didn't got any kind of amount on my any upi apps . Kindly help me out from this and the refund amount is 999/-