Airtel — for refund my airtel dish tv balance and day

Address:

Thane, Maharashtra, 401203

Hello sir/madam
I am airtel dish tv user...my id no is [protected]...I take package of my dish tv for 1 month with xtra 2 channels..ur company call me more time and says ''sir, activate channels in free of cost..not any charges u pay to airtel company''..but I says no m not intrested in ur scheme but they are force me and activate the channels''..then I check my balanc of my dish..my account balance was low and 7 days minus in my account...
Then I call to airtel customer care but there are not responce of my answer..

sir/madam, I request to u give me refund of my balance immidiatly...otherwise i will change my set up box company and I will take action on ur company...