You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Please book me a flight ticket on dates form Mar 9th to Mar 11th.

ASSISTANT: Sure, please provide your station codes to reserve your ticket.

USER: My origin is PHX and destination is AUS.

ASSISTANT: May I know your name?

USER: I am Matthew Roberts.

ASSISTANT: Do you need any break between your trip?

USER: Yes, I need 1 stop over.

ASSISTANT: Do you need any other requirements?

USER: No, I am fine with above essentials.

ASSISTANT: We regret to inform you that there is no flights going on your way. Thank you for contacting us.

USER: That's alright, thanks for your assistance.

ASSISTANT: Welcome.