Indigo Airlines — non receipt of refund towards cancellation of flight tickets.

Address: New Delhi, Delhi

Through makemy trip, i booked 2 flight tickets for onward and return journey on 18th october and 20th october respectively. Pnr details are as under.
Pnr no. Pimzkh (Jayaraman ramamoorthy)
Pnr no. Xyvjgc (Jayaraman ramamoorthy)
Pnr no. Xheusn (K. G. Sowmia and aishwarya jayaraman)
Pnrno. Oc54pm (K. G. Sowmia and aishwarya jayaraman)
Tickets were cancelled subsequently well before date of journey.
Till now no refund received from make my trip. Information received over telephone from indigo airlines that refund made to agency.
Website of agency shows that travel is completed and no cancellation.
Unable to get information from customer support of agency.