Okay, board him, but make sure he locates his family before you leave him.
6 seconds sound clip from the Home Alone 2: Lost in New York movie soundboard.
You can hear this line at 00:14:14 in the Blu-ray version of the movie.
Quote context
[...]
- He dropped his boarding pass.
- This happened to me last year and almost wrecked my Christmas.
- Are you sure your family's on this flight?
- Yeah. My dad ran in here right before I bumped into this lady.
- Okay, board him, but make sure he locates his family before you leave him.
- Okay. Well, go find an empty seat.
[...]