Wrong plan activated

Location/place: faridabad

Name of company/service: Vodafone

dear Consumer court

My postpaid vodafone number was activated on 29th April,2012 and at the time of secheme i was told about the plan that the itemised monthly bill will be free of cost but after one month vodafone are saying that it was free of cost for only 1 month month now i have deactivated but they have misguided the customers and now they are not activated itemised bill free of cost.
and i am following with vodafone from past 15days but no response is being given.
please help me in this