Well, that's quite all right. You just wait.
2 seconds sound clip from the Harvey (1950) movie soundboard.
You can hear this line at 00:27:18.470 in the Blu-ray version of the movie.
Quote context
[...]
- Hello?
- Oh, lady, you told me to keep an eye on that fella, but a big guy in a white coat came along...
- Well, that's quite all right. You just wait.
- Do you want I should do something about his suitcase?
- Sound the gong. Wilson, that poor woman mustn't leave the grounds.
- Her condition is serious. Go after her and take her to 13 Upper West R.
- Where is she? That little dame that just come out here, where'd she go?
[...]