Airtel — unwanted calls on daily basis from kerala

Address:

house no 1680 sector 15 sonepat near raju dairy haryana pincode 131001

Hello my name is pankaj upadhyay residence of sonepat, haryana.
Address is house no 1680 sector 15 sonipat near raju dairy haryana pincode 131001. I have using this no [protected] from last 7years. Which is 3g sim
I have got the message from your airtel office to update the sin into 4g sim.
During busy scheduled i did not went to airtel office. After a few days when i tried to call the no is blocked then i rush to your near airtel office which is near ghandhi chowk sonipat haryana. When i raised my concern to your officers he/she suggested me your sim no is not updated and also sim is blocked then i ask to her/him what can i do right now. She/he suggest me you have to give rs 60 for updated the sim into 4g. Which has been paid by me. After the updated of the sim i came back to my home and after few days gone i get a call from kerala people he/she is saying this my no. I went once again to airtel office near ghandhi chowk. I told the staff i am getting the calls from the kerala people he/she is saying that to whom you given this no. This no is mine. Your staff suggest me you can explain to him/her this no is yours. I did the same thing but can't resolve today once again i called from the kerala same thing she/he is saying this my no. I am sending the phone no to you [protected], [protected], [protected], [protected], [protected], [protected] this are the no. I am getting the airtel service from last 10 years. Please solve my queries on urgent basis if you can't resolve i will block my airtel sim

Regards
Pankaj upadhyay
[protected]