Tata Indicom — misguided by tata indicom outlet employee

Address:

Hyderabad, Andhra Pradesh

I was go to tata indicom (Tata Docomo) office in Ameerpet Hyderabad near American twister showroom to buy an new prepaid SIM for unlimited STD purpose on 2 Feb 2012 there i was meet to Mr. Avilash he is an employee in Tata Docomo office he told me sir you should buy Postpaid plan 450 and he told me it will give you unlimited call tata to tata in all India. I did buy this postpaid connection [protected] but according to tata indicom there is on plan for unlimited STD. I did made lots of call but all of paid not free now tata make thousand rupees bill .... How is this responsible...

Please help me