Airtel — no network

Address: New Delhi, Delhi, 110037

Hello team airtel,
We are employees of cisf (Paramilitary armed police force) and residing at cisf complex, bypass road, mahipalpur, new delhi-37, now these days i along with more than 500 personnel are using airtel network in our complex, are facing poor network problem with airtel numbers, we hardly talk to anyone. So plz help us and set a tower or do anything for us as soon as possible. Thank you