Ah, Dinah! My dream girl.

4 seconds sound clip from the The Philadelphia Story movie soundboard.

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

Quote context

[...]

- Yes?

- Uh, this is the bridal suite. Would you send up a couple of caviar sandwiches and a bottle of beer?

- What? Who is this?

- This is the voice of doom calling. Your days are numbered, to the seventh son of the seventh son.

- Hello. Hello?

- What's the matter?

- One of the servants has been at the sherry again. I'd better go see.

- Dexter! Dexter! You've come back!

- Ah, Dinah! My dream girl.

- What in the name of...?

- Oh, no, it can't be. He went to South America for two years.

- Edward said they were at the swimming pool. Ah. They seem to be here.

- Dexter, don't you know that tomorrow is the wedding?

- Oh, that's right, so it is.

[...]