I have a date with Bob.

我和鲍勃有个约会。

《柯林斯英汉双解大词典》

I have a date.

我有一个约会。

youdao

But I have a date tonight.

但今晚我有个约会。

youdao

Hey, listen, I was wondering,did you have a date to...

VOA: standard.other

"He didn't give me a date and I'm sure if he gives a date, I'd have pretty high expectations of that date, " Crosby said.

NPR: Crosby Out For Penguins Playoff Opener

But I don't have a date certain for you and, obviously, we defer to the relevant committees.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,

Again, I refer you -- I don't have a date specific.

WHITEHOUSE: Press Briefing