You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, can you please mention your name?

USER: Ronald Taylor here.

ASSISTANT: Yes, Taylor which type of help you are looking from us?

USER: Please help me in booking a ticket.

ASSISTANT: Sure, I am happy to help you.Can you please let me know your planned dates of journey?

USER: I am planning to start my journey on 11/05 and my return will be on 11/07.

ASSISTANT: Can you please mention your source and destination codes?

USER: My journey airport codes are PHX anf JFK.

ASSISTANT: Please, give me a moment to check the flight availability.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there is no flights to your destination from our service.

USER: It's fine.

ASSISTANT: Thank you for contacting our service, hope you have a safe journey.

USER: Anyway, thank you for your help.

ASSISTANT: You are welcome.