Vodafone India — Balance direct cut without any usage

Address: Aurangabad, Maharashtra

My self Tikaram Pimpale Having Mobile Number : [protected] (Vodafone Prepared) yesterday evening my balance directly deducted near about 40 to 50 Rs, after that i was call to customer care of vodafone after that the customer execuitve was said i was download sometihink from net by using vodafone net, and i m alreday net of vodafone not used from 04/02/2015 (due to Data plan over), si i was requested to customer execuitve refund my balance in my account bht he was repliled sorry i am not refund u r balance. So please Help mi in matter.