You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you aid me in booking a flight ticket from PHX to MSP?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Sure, I would like to go on Feb 27th and return back on Feb 29th.

ASSISTANT: Is there any connection limit?

USER: Ensure it is a direct flight.

ASSISTANT: Do you have any class preference?

USER: Any class is fine for me.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Can you please share your good name to proceed further?

USER: Myself Gary Miller.

ASSISTANT: Please be on hold.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no flights found on your specified travel dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for availing us.