Excitel — no proper connection for a month

Address:

New Delhi, Delhi, 110031

For last 2 months excitel broadband has been harassing me by frequently not providing me the internet in last 2 months i have complaint the service procider at least 12 times and called there third party provider atleast 20 times.
My registered id is rajan_527
Each time they come up with new excuses and there customer service people have no decency to talk, one of there representatives even cut the call.
Please help