MakeMyTrip India — Cancelled tickets missing in mytrips and refund not provided

Address:

india

I have booked a ticket and cancelled due to flight not operational, Make my trip has promised me to provide full refund Refund amount approx: INR 99616 for NN[protected] as Convenience fee INR 2, 238 and Donation Amount INR 10 is non-refundable.

i could not see this booking status in MYTRIPS and they are not updating my status, their phones are not reachable and no agents are responding, its been 6 months now, am struggling to get the details