Airtel — Excessive charges of net which i have not used on my postpaid sim

Address:

Uttar Pradesh

For the bill of Aug,excessive charges of net is added.Which i did not use.My bill for aug. was 1841.I paid 841.They have charged 1300 for net.I was agreed to pay 700 which i have used.Not more than i have used.i tried many times to reach Airtel But they dint provide me any solution for that and then for the bill of Sept. they have again added extra charges. On 5 oct. they blocked my outgoing calls and messages.