You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Myself Stephen Miller. I am looking for a flight from DFW to AUS, can you help me in booking?

ASSISTANT: Sure, can you share your trip dates?

USER: Sure, my planned travel dates are Dec 22 and Dec 24.

ASSISTANT: Do you have any preferences?

USER: No, I am fine with any specifications that you provide.

ASSISTANT: Give me a minute.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight with number 1020 in airline AA, the fare is 100 in economy class. Can I book it?

USER: That's fine, please go ahead in booking.

ASSISTANT: Your ticket is booked, the arrival time is 16:00 PM and departure time is 6:00 PM.

USER: Thank you for your expeditious service.

ASSISTANT: Thank you for reaching us.