YOU SAID:

I'm on the roof, you're in your airplane seat

INTO JAPANESE

私は屋上にいます、あなたは飛行機の座席にいます

BACK INTO ENGLISH

I'm on the roof, you're on the plane

INTO JAPANESE

私は屋上にいる、あなたは飛行機に乗っている

BACK INTO ENGLISH

I'm on the roof, you're on the plane