Air India — claim about refund and cancellation

Address:

Jabalpur, Madhya Pradesh, 482011

Sir,
1.. I have cancelled the air india ticket (A) pnr no. Yy0kv
(B) e ticket no.[protected]Del - jbalpur, ai 9617) on 14 feb 20. The same has not been processed even though lapse of 1 month and intimated thrice through email.
2. I had to fly to delhi from jabalpur on 5 march but flight declared cancelled by air india authority at about 11pm after waiting 04 hrs at jabalpur airport. Subsequently they cancelled my ticket but i have not recd any refund process confirnation yet. T. No[protected], pnr no htkdt, fl no ai 9618.
3. The delay in refund is putting fiancial burden on me and the beauty is that air india is not bothered at all about customer problem.
Thanks and regard
Nagendra kumar