You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to visit New York, JFK. Can you help me to book a ticket from Phoenix, PHX?

ASSISTANT: Sure, I am here to help you. On which dates would you like me to book your ticket?

USER: My journey dates are 01/25 and 01/27.

ASSISTANT: Do you have any specifications?

USER: price should not cross 5000. I need break in my journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your route.

USER: No problem, Thanks for the information.

ASSISTANT: May I know your name?

USER: Stephanie Johnson here.

ASSISTANT: Thank you for contacting us.