You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from PHX to JFK, can you help me in booking?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Sure, my planned travel dates are July 13 and July 15.

ASSISTANT: May I know your name to proceed further?

USER: Myself Paul Young.

ASSISTANT: In my search to your request, there is no flight as per your travel dates. Sorry for inconvenience caused.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.