Cleartrip — refund request for flight ticket - money not credited

Trip ID [protected] was the booking transaction my husband made with Cleartrip for flight booking. In Feb, he applied for a refund through Cleartrip.
Pnr was OLQJC8 - when checked with Airline, money was refunded on 13th Feb. But cleartrip hasnt processed the refund yet. Kindly expedite and resolve the issue. Attached is the proof of refund from Airline.