Travolook — Not Received Refund yet

Address:

144 premium park, opp aurobindo hospital sanwer road

I had booked airlines tickets online from travelchacha.com in the month of Feb 2022.Due to some reasons they cancelled the tickets on the sameday. they sent a mail that the refund would be credited in the a/c within 25-30 working days. However even with repeated phones calls to their executive over phone, the refund has not taken place. I am always told it is under process. How much more time is needed as it is well beyond the stipulated time. please help.
thank you,