You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am George Garcia, want to travel from DEN to DFW. Please help me in booking my ticket.

ASSISTANT: Sure, can you share your journey dates?

USER: My journey dates are from 11/25 to 11/27.

ASSISTANT: Do you have any preferences?

USER: My departing time will be in the afternoon.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a connecting flight with number 1016 in airline AA, the fare is 200 in economy class. Can I book it?

USER: Please proceed.

ASSISTANT: Your ticket is booked, the depart time is 16:00 PM and return time is 19:00 PM.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.