He has to get to Yenbo, find a guide, find the Arabs and then get back.
6 seconds sound clip from the Lawrence of Arabia movie soundboard.
You can hear this line at 00:15:43 in the Blu-ray version of the movie.
Quote context
[...]
- All right. You can have him for six weeks. Who knows? It might even make a man of him.
- Navy signal, sir. The convoy will be in Port Said tomorrow night.
- There doesn't seem to be any artillery, sir.
- But there must be artillery!
- Sir, this is something of an expedition.
- He has to get to Yenbo, find a guide, find the Arabs and then get back.
- He can't do that in six weeks.
- Three.
- Now, will you let me do some work?
- I'd like to say, sir, that I am grateful for this.
- Sir?
[...]