You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: Joshua White here, I want to book a flight ticket from PHX to JFK. Can you please assist me in booking the ticket flight?

ASSISTANT: Sure, I will help you with that. Could you please provide on which dates you are willing to travel?

USER: Sure, My departure date is 04/03 and my arrival date is 04/05.

ASSISTANT: Do you have any other preferences about the airlines for your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: We regret to inform you that there are no flights moving to your region with your planned dates of travelling as per your specifications Joshua White.

USER: No issues, thank you for the assistance.

ASSISTANT: You are welcome, thank you for reaching out here. Hope you have a nice day ahead.