Why is the man concerned? [br] [originaltext]M: We need stationery for the semi

M: We need stationery for the seminar tomorrow, and the supplier hasn’t delivered our order yet.
W: He’s been quite unreliable lately. We’d better not deal with him anymore.
M: Yes, but what about tomorrow? Do you know someone who can help us out on such a short notice?
W: Melissa tells me her brother has a store nearby. I’ll speak to her right away.