You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donald Harris.

ASSISTANT: How can I help you?

USER: I want to attend a meeting in Houston. Can you book a ticket from DTW to HOU?

ASSISTANT: Sure, help me with your trip dates.

USER: I want to travel on 09/07 and 09/09.

ASSISTANT: There is a connecting flight with fare 100, the number is 1009 in airline UA. Can I book it?

USER: Yes.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.