Street Style Store — Didn't get exchange product or refund

Address:

Office no. 903,9th floor, pearl best height 1, Netaji subhash place,, pitampura, north west delhi, delhi-110034

I have ordered 2 tops and 1 pant on 21st September 2023 for ₹1199. Received it on 24th sept 2023 but did not liked the quality so I put return request(but it is showing in exchange request) . Okay then on 26th or 27th i gave it for return. Now the issue is
I did not received the refund or exchanged product.

I'm trying to call customer care since 2-3 days but it is always busy.
Please resolve my issue.