We're on a cross-country march.
3 seconds sound clip from the The Jungle Book (1967) movie soundboard.
You can hear this line at 00:49:12 in the Blu-ray version of the movie.
Quote context
[...]
- What do you mean, sir, taking over my command? Highly irregular, you know.
- Colonel, I'm sorry, but I need your help.
- We're on a cross-country march.
- But it's an emergency, Colonel.
- The one I was taking to the man-village.
[...]