Airtel — High recharge amount in TV recharge

Address:

Kolkata, West Bengal

Dear Consumer, I am Babli Bera from Lake town, block-b, green park, kol-89.I have a airtel digital tv box. I am recharge every month. But their are send me sms to change recharge amount in every month & date no fixed. I want to recharge date is fixed. Because i got a salary every month in 10th. So how can it possible the bare in recharge amount in between 10th. I am said the airtel company but their are no step. Please help me.