When will Mr. White meet Mr. Green?

Man: I’m Mr. White from Guangzhou, I’d like to fix an appointment to meet Mr. Green next month while I’m in Shanghai.
Woman: I’ll check Mr. Green’s dairy and see if I could arrange an appointment with you. One moment please. Yes. Mr. Green has some time on the morning of July 13 and 17．
Man: May I fix an appointment on July 13?
Woman: Would 10:OO be convenient?
Man: Yes, that’ll be fine.