deducting GPRS charges for not activated

Dear Sir,

I ( Mr.Deepak V Phalke. ) am using Airtel in Mumbai amd My NO.is 9867452006 . I have told airtel customer servises to stop my GPRS which deduct 10 Rs. every day but the past 4 days they do not stop the deduction from my prepaid mobile. and every day they deduct my 10 Rs.

Can you help to stop this I every day phone to customer servies of Airtel but still they do not bother of us.

Kindly help or give me some suggestion. My email id is deepakphalke AT gmail.com.

Thanks & regards

Deepak V phalke