Thank you, you have been so kind.

2 seconds sound clip from the The Third Man (1949) movie soundboard.

You can hear this line at 01:23:33.271 in the Blu-ray version of the movie.

Quote context

[...]

- What price would you pay?

- Name it.

(STEAM TRAIN WHISTLE BLOWING)

- Here we are. You'll be all right here, miss.

- I don't understand Major Calloway.

- I expect he's got a soft spot for you, miss.

- Why has he done all this?

- Don't you worry, miss. You're well out of things. There we are, miss.

- Thank you, you have been so kind.

- Well, I'll be saying good night. Good night, miss.

- Goodbye.

- Are you going, too? What are you doing here?

- I wanted to see you off.

- See me off? From here?

- Oh, I watched you out on the train. No harm in that, is there?

[...]