You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me to book a flight from PHX to JFK?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My planned dates are Dec 17 and 19.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight to fly.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your arrival and depart timings?

USER: I did not have any time to travel.

ASSISTANT: Please forward your name.

USER: My name is Laura Thomas.

ASSISTANT: Sorry, there are no flights found on your specified trip dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for reaching us.