MakeMyTrip India — refund not received against the cancellation of goair flight

Address:

Gurgaon

Hi, this is a refund request for my go air flights, below is the complete information:
My name is chirag gulati, i had a round trip flight from del-goi as on 10th sep to 13th sep 2020, pnrs are k5jlns (Del to goa) & q4y9wy (Goa-del). Both flight had been cancelled by airline, goa air had raised a refund request to make my trip as on 11th sep 2020, below is refund amount pnr wise:
K5jlns — 3323 rs
Q4y9wy — 3647 rs
Total amount is 6970 rs, i need this amount in my original source of payment but still i am waiting for the same, it's been almost a month.
Makemytrip customer care is not working, there is no option to connect with any of the executives and chat option doesn't give any solution. On portal it is showing that they have put my money in credit shell but amount has discrepancy, amount showing on portal which they have put in credit shell as following:
K5jlns — 2652 rs
Q4y9wy — 279 rs
Total-2931 rs
Difference is 4039 rs, don't know how to resolve this, their customer care numbers are not reachable.

Please help me to get my money refunded.

Thank you