I feel like the dianoga/trash compacter scene has lots of good lines.
LEIA
Grab him!
Luke seems to be released by the thing.
LEIA
What happened?
LUKE
I don’t know, it just let go of me and disappeared…
LUKE
The walls are moving!
LEIA
Don’t just stand there. Try to brace it with something.
Also:
“I got a little cooked but I’m alright”
“Hang on back there!”
“Would it help if I got out and pushed?”
“The cave is collapsing!”
I’ll keep thinking.