You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you at this moment?

USER: I want to book my flight from PHX, can you please help me to reserve my flight to reach JFK?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, my planned travel dates are Dec 18th and Dec 20th.

ASSISTANT: May I know your connection limit?

USER: I prefer a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I don't have any other specifications.

ASSISTANT: May I know your name for documentation purpose?

USER: My name is Mary Lee.

ASSISTANT: UA airlines is having a connecting flight with a ticket fare of 300, which departs at 21:00 PM and returns at 9:00 AM. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been confirmed with the flight-1021 in economy class.

USER: Thank you for the service.

ASSISTANT: Welcome, have a safe trip.