Travolook — I'm complaining about my refund

Website: www.travolook.in

I booked a flight ticket from travolook on 24th July 2021 with ref no. REF[protected].
They are unable to book ticket and mailed me for refund with 7 working days. But didn't got any amount . Since then I called and mail travolook 3 times. And all the time they say you will get your amount within 7 days. After so many reminder they are unable to give refund.