211018 yatra dot com clone

We would like to make website for travel [login to view URL] can buy tickets for planes and hotels online just like [login to view URL] or [login to view URL] We would like to have already created script (PHP only)so that we save some [login to view URL] want to know how this project will [login to view URL] what are the things we should do on our hand?? how we will be able to match with the real time ticket systems of airlines? we need suggestion so that we can do that part on our own by contacting airlines. 50% of payment will be paid and 50% will be paid after fully testing of the [login to view URL] need serious bidders, no spam please. Please dont overbid but we are open to suggestions