- Good luck, chum.
- Thanks.

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

You can hear this line at 00:18:22.002 in the Blu-ray version of the movie.

Quote context

[...]

- Hey, Fred, uh, why don't we drop you first?

- No, you're next.

- And we're not going back to Butch's for a drink, either.

- Feel as if I were going in to hit a beach.

- Some barracks you got here. Hey, what are you, a retired bootlegger?

- Nothing as dignified as that. I'm a banker.

- How much do I owe you?

- Take your hand out of your pocket, sergeant. You're outranked.

- Yes, sir, captain, sir.

- Good luck, chum.

- Thanks.

- Yes, I will. Yes, sir. One moment, please. Uh, one moment, please.

- Just whom do you wish to see?

- Mrs. Stephenson.

- Well, just a minute. I'll have to announce you first.

- You put that phone down. I'm her husband.

- You're Mr. Stephenson?

- Sergeant Stephenson.

- What did you expect? A four-star general?

[...]