Replying to What do you call it?

It's the age old situation, you're on a plane, making small talk with the person sitting next to you and they ask you "what do you do?" or "why are you flying?"

Of course the answer is that your heading on a skiing vacation or to a contest, but how do you really describe it?

How do you refer to what you do when talking to a person sitting next to you on a plane? What terms do you use to try and help the suit next to you understand what you do?

Freeskiing?

Freestyle skiing?

Slopestyle?

Big Mountain?

Park skiing?