I know this might sound ... complexe to implement.. but how about getting a button that show you hints on what every button on the cockpit do, just like the star trek bridge game do to the beginner players like this :
https://c.na44.content.force.com/servle ... 001aepTEAQ
I know this might sound stupid also, but some players just wanna learn directly on the game. I have to go to other website to learn how to flight certain airplanes...