- I see you were in the Navy.
- Yes, sir.
- I mean, yes, I was in the Seabees.

5 seconds sound clip from the The Best Years of Our Lives (1946) movie soundboard.

You can hear this line at 01:35:54.672 in the Blu-ray version of the movie.

Quote context

[...]

- Good morning, Mr. Brook.

- Good morning.

- Good morning.

- Good morning, Ms. Stephenson.

- Good morning, Mrs. Garrett.

- What have we here? The Bretton Woods agreement?

- That's a Mr. Novak waiting over there. I've filled out the basic form. He's applying for a GI loan.

- Oh, good. I'll see him.

- Mr. Novak.

- Sit down, Mr. Novak.

- Thank you, sir.

- Don't sir me, Mr. Novak. I'm a sergeant.

- I see you were in the Navy.

- Yes, sir.

- I mean, yes, I was in the Seabees.

- Where'd you operate?

- All over the Pacific. One little after island after another.

- What'd you do, mostly?

- We went in before the landings and cleared the mines and underwater obstructions. And when they'd taken enough ground for an airstrip, we'd build it.

- Fairly interesting work, eh?

- No, it got monotonous.

- Those islands all look alike. Until Iwo Jima. That was different.

- So I've heard.

[...]