I know it's late, but aren't you going to invite me in?
4 seconds sound clip from the Desk Set (1957) movie soundboard.
You can hear this line at 00:50:58 in the Blu-ray version of the movie.
Quote context
[...]
- Planes are all grounded. How do you like that?
- Raining here and snowing in Chicago.
- I know it's late, but aren't you going to invite me in?
- Ah! Dinner and a fire going. How lucky can a guy get?
- You two know each other, don't you?
- Just having dessert. Won't you join us? There's plenty.
[...]