- When?
- Well, I can't say offhand. Miss Kelly and I are on duty until 10:00 tonight.

6 seconds sound clip from the Harvey (1950) movie soundboard.

You can hear this line at 00:38:17.253 in the Blu-ray version of the movie.

Quote context

[...]

- And Miss Kelly here. I certainly do like you.

- Why, thank you, Mr. Dowd.

- You two have been so pleasant, why don't we just keep on going with it?

- I'd like to invite you to come downtown with me and we'll go to a charming little place called Charlie's and we'll have a drink.

- Well, I'm sorry, but we're on duty now.

- Give us a rain check on it. Some other time, we'd be glad to.

- When?

- Well, I can't say offhand. Miss Kelly and I are on duty until 10:00 tonight.

- Well, 10:00 will be fine. I'll be waiting for you. It's at 12th and Main.

- If we can make it.

- I'll be waiting.

- The four of us will spend a very pleasant evening together.

- I want both of you to become friends with a very dear friend of mine.

- But you said later on, didn't you?

- Yes, yes.

- All right, later on it'll be. Goodbye.

- Goodbye, Mr. Dowd.

[...]