You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Justin Turner. I am planning to visit a new place at PHX. Can you please help me out to book a ticket from JFK?

ASSISTANT: Sure, I am happy to help you in booking flight ticket. Could you please mention your preferable travel dates for booking flight ticket?

USER:  Thank you. I would like to travel on 06/14 and return back on 06/16.

ASSISTANT: Please give me a moment, I will check flight availability in this route.

USER: Sure, I will wait.

ASSISTANT: Sorry for the inconvenience no flights available in this route as per your requested dates.

USER: That's fine. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a good day Justin Turner.