Airtel — bill plan charges

Address:

Kolkata, West Bengal, 700031

Dear sir
Your representive call me over cell phone that your post paid bill will be rs. 300/- per month but bill generated more than rs.300/- under bill plan charges infinity family plan 399.
So i nerver call from this number. I also call to customer care but all in vein.
Rs. 300/- also taken by your representative.
So i request you for discontinous from your service.
Please consider of my case with sympathically.
Yours faithfully
Shiv shankar mishra.