Airtel — sim deactivated all of a sudden

Address:	560072
Website:	airtel.in

From 28th of march 2018 my airtel number has been deactivated without any intimation or such,,, though had been to kh road airtel customer centre where i got reply that sim needs to be changed and took 25/- for a change of sim and assured sim will activated on the same day ie 28th, but till date it has not been rectified though after registering the complaints to airtel customer support and did rounds going to their customer support office in divya shree tower btm layout., opp jayadeva hospital.

My complaint id reference number: 84415958