As youw want to do Online Gas Booking Hindustan Petroleum then for it you have follow this process

Go on HP gas official site

Click on new user option given on the top side

Over there you need to fill are require info

After do that you will click on next bottom

One time you will do completed your registration process then

Click on book your cylinder option which given at the left hand side

By click there you will move on new page

On that page you need to click on click to book option

By click there you will land on new page which look like given below image



on that page by enter login password you will be able to do online gas booking