I never have anything to do.

I don't suppose I could do it if I had.

I should be delighted to come with you, sir, if I can be of any use." "No, no, my lad.

You go home again.

It would be kind of you, though, if you would look in at number one when you get back and tell my wife that all's well with me, and that I'll be back in an hour or so." "All right, sir.