Airtel — mobile outgoings call and message are not going

Sir my name kotesh mobile number [protected]. The said number not going out going calls and messages since 02 april 2019. Also call drop so many times, i complain many times to customers service centres but they didn't solve my problems till date completely
In april month partially solve after 15 days of my complaint and that month the said problems i faced repeat again and again over again b
Please solve my problems early i losing communication with my relatives and also losing my present package of money
I requesting to company please immediately otherwise payback my money i will refer another network
Please solve