Airtel — recharged for 12 months

Paid rs. 1617.00 for 12 months (With 25 free channtels for life time) for recharge of my dish connection no.-[protected]-001as desired by call received from the company. The company recharged for rs. 897. 00 for 6 months only. The company before few days approached over my mobile to recharge the said connection i explained the details of my last recharge and requested to look into the matter. But the company sent message to recharge the connection. I request to punish the company for its cheating.