You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you now?

USER: Can you please book a flight ticket from PHX to DFW?

ASSISTANT: Yes, I am here to help you. May I know your planned dates for this journey?

USER: Sure, my journey dates are Oct 22 and Oct 24.

ASSISTANT: Do you need a direct flight?

USER: Yes, I need a direct flight.

ASSISTANT: May I know your airline preference?

USER: I am comfortable with any airline.

ASSISTANT: May I know your name please?

USER: I am Dorothy Smith.

ASSISTANT: I am very regretful to say that, there are no flights available for your journey with 0 connection.

USER: Ok, not an issue.

ASSISTANT: Dorothy Smith, thank you for choosing us.

USER: Thank you for your information.

ASSISTANT: Have a nice day.