- Miss Ballard, may I present Miss Smith?
- Oh, I'm so glad to know you.
- Is this Esther or Rose?
- Oh, Esther will be along in a few minutes. Ah, then this must be Rose.

10 seconds sound clip from the Meet Me in St. Louis (1944) movie soundboard.

You can hear this line at 01:29:54.806 in the DVD version of the movie.

Quote context

[...]

- May I present my grandfather?

- Grandpa Prophater.

- Oh, you're one of my favorite people.

- Thank you.

- Lon has spent hours talking to me about you.

- Well, I can understand any young man wanting to spend hours talking to you. On any subject.

- Good evening.

- Hello.

- Miss Ballard, may I present Miss Smith?

- Oh, I'm so glad to know you.

- Is this Esther or Rose?

- Oh, Esther will be along in a few minutes. Ah, then this must be Rose.

- Now, look. I'm gonna take my life into my hands and say something. That is if I can say it before Warren tries to strangle me.

- We're all grown up, and if we'd only act that way Warren would be here tonight with Rose instead of spending the evening talking about you, and telling me that you're the only...-Oh, Lucille!

- Well, you're not going to deny it?

- No. No, I'm not.

- Of course, that leaves Lon and me without partners, but otherwise it's a lovely arrangement.

[...]