Makruzz — Refund due since 5 months

Address:	Airport Authority Colony, Delanipur, Port Blair, Andaman and Nicobar Islands 744102
Website:	www.makruzz.com

Hello, I booked my tickets for Andaman trip and booked the cruise from the makruzz website. I had to cancel my trip due to covid and I received a written confirmation from the makruzz team that my money will be refunded. Its been 5 months already and I haven’t received a single penny. Their calls are unreachable. Please help me out here.
Here are my details:
My PNR for the tickets booked are as follows:
1) UUSRZS
2) RVUMUB
3) NOLHSU

This is their website:
https://www.makruzz.com/

Tickets were booked on 9th March, 2021

This is their contact details:
e-mail to [protected]@gmail.com or call +[protected] / 236677 / 230616.