Oyo Rooms — regarding refund

Oyo promised me refund of rs. 2612 on 3rd october, and still i have not received it. They took my bank details n all but did not provided any refund. 10 days have gone. Still not received refund. They always say that refund is initiated but i have not received my refund for booking id nwvm2016. They asked for my bank details and mayank promised me for refund and they asked to leave positive feedback for unresolved issue. They always ask for feedback but do not give resolution.