Indian Oil Corporation [IOC] — cylinder gets emptied in 20 days

Address:

Suri Gas Agency, 17 B, Sirki Mandi, Agra., Agra, Uttar Pradesh, 282007

Consumer no. [protected], s. V. No & date: [protected], 13/01/16,
Agency: suri gas agency, 17 b, sirki mandi, agra.
Consumer's name : nivedita dinkar,
Address: hig 284, sector 16, avas vikas, sikandra, agra, up, pin 282007
For the last three times, my cylinder gets finished in approx 20- 22 days, whereas we are a family of two. I informed the hawker too, but still it is the same. I tried your toll free no today, but no one picked up after a long hold.
The agency too never picks up like you.
What do i do?
What is the solution?
Nivedita dinkar