What did the man offer to do?

M: Well, that was delicious! Thanks very much indeed. . . I didn’t know you were such a good cook, Brenda.
W: Thank you, Richard.
M: If you like, I could do the washing-up.
W: No, don’t bother, I can do it myself later.
M: All tight. . , er. . . do you mind if I smoke?
W: No, go ahead!
M: Oh, I’ve lost. . , left my cigarettes in the hall.
W: Shall I get them for you?
M: Er. . . no, no. . , oh look, it’s all right I’ve got another packet here.
W: Let me get you an ashtray.
M: Thanks.
W: Would you like me to make coffee now?
M: Yes! Thanks! Urn. . . look. I wonder if I could possibly use your phone?
W: Oh, I’m sorry, I don’t have a telephone.
M: Oh, . . . er. . . well, it’s rather complicated, but you see I premised to phone a colleague before nine and I see it’s now about five to. . . um. . . er. . . would you mind very much if I went down the road to the phone box?
W: Oh, it’s about a ten-minute walk away. If you like, I could drive you there.
M: Oh, would you ?
W: Yes, certainly.
M: Thanks.
W: I’ll make coffee later, when we get back.
M: Right!