YOU SAID:
yes. hey wan't to be my girlfriend?
INTO JAPANESE
はい。ちょっと私のガールフレンドになりたくない?
BACK INTO ENGLISH
Yes. Don't you want to be my girlfriend for a moment?
INTO JAPANESE
はい。ちょっと私のガールフレンドになりたくありませんか?
BACK INTO ENGLISH
Yes. Don't you want to be my girlfriend for a moment?
You've done this before, haven't you.