Elton, you mustn't keep Miss Lane waiting. Get his briefcase and his bag.
4 seconds sound clip from Superman (1948) - Irresistible Force (Chapter 9).
You can hear this line at 00:07:14.089 in the Blu-ray version of the episode.
Quote context
[...]
- All right, all right. But I've gotta meet a plane.
- Yes.
- I'm Lois Lane of the Daily Planet.
- Oh, yes. I've been looking for you.
- I'm to drive you to the university and get an interview on the way. Shall we go?
- Precisely, Dr. Graham. We're holding up your plans.
- Then you are not Miss Lane? But I don't understand.
- You will, Dr. Graham. All in good time.
- Elton, you mustn't keep Miss Lane waiting. Get his briefcase and his bag.
- I'll be glad to pay for any damage, miss. My card.
- Oh, that won't be necessary. But thank you.
- Yes.
- I'm Lois Lane of the Daily Planet.
- Oh, yes, we've been looking for you.
- I'm terribly sorry, but I was delayed by a slight accident.
- I'm sorry to hear that. But we haven't been waiting very long.
- May I present my assistant, Mr. Conrad.
- We can go to the university immediately. The car is over there.
[...]