Where is Mr. Li?

W: May I speak to Mr. Li?
M: Which Li, ma’am? There are two Lis here.
W: Oh? Mr. Li, head of the Export Section.
M: Oh, the chief? That’s Mr. Michael Li, then.
W: Is that right?
M: I’m sorry, but Mr. Li’s gone on a trip.
W: I see. When will he return?
M: He’ll be back next Monday.
W: All right. I’ll call on Monday again.
M: May I have your name?
W: Mrs. Dorothy Preston.
M: Mrs. Dorothy Preston. Is that Dorothy with a "y"?
W: That’s right.
M: I’ll tell Mr. Li you called when he returns.
W: Thank you.