You're a very nice lady.
5 seconds sound clip from the The Exorcist movie soundboard.
You can hear this line at 01:17:56 in the Blu-ray version of the movie.
Quote context
[...]
- The spelling is on the back: Kinderman. -Okay.
- You know that film you made, Angel?
- Oh, yeah. I saw that six times. Really?
- Thank you. -You're a nice man.
- I'll come back when she's feeling better.
- Do it!
[...]