You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: Stephanie Evans here.

ASSISTANT: Ok.

USER: Can you please help me in booking the ticket from Phoenix to New York?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: Sure, my travel dates are 02/10 and 02/12.

ASSISTANT: May I know the airport codes please?

USER: My airport codes are PHX and JFK.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I'll wait.

ASSISTANT: Sorry Stephanie, there are no flights found on your requested dates.

USER: Oh! that's ok, thank you for giving the information.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you so much.

ASSISTANT: You are welcome.