Well, maybe some other time.
5 seconds sound clip from the Animal House (1978) movie soundboard.
You can hear this line at 00:47:57 in the Blu-ray version of the movie.
Quote context
[...]
- It's just a prank. I'm pledging a fraternity.
- Don't sweat it, sweetie. I won't tell.
- Well, we're having a little party at the Delta Tau Chi house tonight and you are cordially invited.
- I'm old enough to be your mother. Almost.
- Besides, I have to go to the goddamn senior honors dinner tonight.
- Well, maybe some other time.
- Maybe?
- So if you're not busy, you wanna go to a fraternity party?
- Sure. Any time you want. I'll pick you up at...
[...]