Airtel — prepaid card not working

Address:

Panchkula, Haryana

I came from canada to visit parents landed on 10 of oct 2019. I bought my prepaid card from airport front gate of 5 shiv shakti corporate services pvt ltd on[protected] slip no 21957 mobile no [protected], [protected], [protected] three prepaid which is still not working. I called vendor i called airtell, i visit shop too
I called airtell talk with parvesh supervisor, he said my phone had a problem but i am using another sim card and it’s work properly, please help me i have a complaint no qaqactp[protected]