You are a flight assistant. 
 USER: Hello, I am Jonathan Martin.

ASSISTANT: Hello. How can I assist you?

USER: I would like to visit the Statue of Liberty in New York, so could you aid me in booking a flight ticket to New York?

ASSISTANT: Sure Martin, can I know the travel dates please?

USER: Sure, I am planning to start on 01/08 and return back on 01/10.

ASSISTANT: Could you please provide the airport codes?

USER: My source and destination airport codes are PHX and JFK respectively.

ASSISTANT: Ok, wait a moment please.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there are no flights available on your route.

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

ASSISTANT: Thank you for approaching us.

USER: Welcome.