text: Thomas: Hi! I just want to confirm your appointment with Mr Brown 23 Nov at 10.
  Freddie: I am glad to hear from you. Yes, I will be there.
  Thomas: Though I have to tell you he is leaving for the airport at 11 o’clock so you’ll only have an hour.
  Freddie: That’s fine.
  Thomas: I see you Thursday then.
  Freddie: Yes, see you on Thursday. 
target: Thomas is confirming Freddie's appointment with Mr Brown 23 Nov at 10, though he is leaving for the airport at 11 o’clock, so Freddie will only have one hour.