There. I'm afraid that's the best I can do.
5 seconds sound clip from the Ruggles of Red Gap (1935) movie soundboard.
You can hear this line at 01:15:17 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, isn't that too bad? Shall I tie it for you?
- Oh, I say, would you really?
- Is this your first visit to America, Lord Burnstead?
- Huh? Oh, I'm so sorry. I was thinking of something else. I...
- There. I'm afraid that's the best I can do.
- Oh, it's first-rate, really. Thanks awfully.
- I say, do do you believe in love at first sight?
- No.
- No. That's why I'd like to stay a little while, if I may.
[...]