How to say “Are we allowed to board yet, or is the driver still checking tickets?” in Japanese

In Japanese

もう乗(の)っていいの？それとも、まだ運転手(うんてんしゅ)さんが切符(きっぷ)を確認(かくにん)してる？

Mō notte ii no? Soretomo, mada untenshu-san ga kippu o kakunin shiteru?