MakeMyTrip India — Regarding refund amount l

Booking id -NF[protected]
RRN num[protected]
Amount - 2650/-
Account num[protected]
IFSC - HDFC0002043

Booked a flight ticket from Chennai to vijayawada. That flight was cancelled due to operational issues by the Airlines. Make my trip was saying that, they refunded amount in july. If they refunded, why it's still not credited into my HDFC bank account.