You can have yourself a seat.
2 seconds sound clip from the Practical Magic (1998) movie soundboard.
You can hear this line at 01:16:38.778 in the Blu-ray version of the movie.
Quote context
[...]
- Well, I was serious back there.
- You best get yourself a lawyer before you talk to me.
- Excuse the mess. I wasn't expecting company.
- You can have yourself a seat.
- Um, let's see what I'll need here...
- Oh, here. You don't need to look at that stuff.
- How many times did you read my letter?
- A few.
- I have to study all the evidence.
[...]