What does the man want to know? [originaltext]M: Do you know how many people are

M: Do you know how many people are going to show up this evening?(56)I need to call the restaurant to make a reservation.
W: There will be about 10, including me and you.(57)Why don’t you check with Shirley just to make sure? She is the one who knows exactly who will be showing up.
M: All right, but she stepped out for a moment to mail something at the post office.(58)I will drop by her office after I come back from lunch. Do you want to join me in the cafeteria?
W: Sure, I will be right with you. Just give me a second to make a call to a client first.