You are a flight assistant. 
 USER: Hello, I am Pamela Wilson.

ASSISTANT: Hello, How can I help you?

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

ASSISTANT: Sure, May I know the journey dates?

USER: Sure, I would like to go on Jan 07th and return back on Jan 09th.

ASSISTANT: Do you have any connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: Do you have any airline preference?

USER: Ensure it is a normal-cost airline.

ASSISTANT: Is there any other requirements?

USER: No, I don't have any other requirements?

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: Sorry, No flights found with your preferable dates.

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

ASSISTANT: Thank you for availing us.

USER: Welcome.