Vodafone India — deduction is took place without any reason

Address:

Sarthebari, Barpeta, Assam, 781307

Sir,
With due respect and humbly submission I beg to state that I am a prepaid customer of Vodafone .my Vodafone prepaid number is -[protected].yesterday i recharged my prepaid number amount of Rs -39 but today they deducted Rs-26 from my number.Immediately i have connected to the Vodafone customer care and told my problem.They told me that they charge Rs-26 for 3 sms that i have sent.i here by declare that my phone is not a smart phone.it has no support internet .I want to know that what is the normal sms charge rate.it shows that they charge Rs-9 for every normal sms.Please do something and help me.