Lost Website For Flight Sim

Hello,

I have recently re-installed my flight simulator.
However i use to book flights online via a website which then tracked your flight whilst you were doing it. It had its own program with Airstewards voices speaking during the flight.
This was not FS Passengers.

All i can remember is the website ended in .us
And also it told you which airport to fly to next and it added it to your flight planner on the website.

Please help.