You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I serve you?

USER: Please book a ticket from New York, NY-JFK to Phoenix, AZ-PHX.

ASSISTANT: Sure. Can I know your travelling dates?

USER: Journey dates are from 06/01 to 06/03.

ASSISTANT: Do you need any stop over?

USER: Connections limit is 1.

ASSISTANT: May I know your name?

USER: I am Jeffrey Robinson.

ASSISTANT: We found a Delta airline, flight number:1004 and the price is 100.

USER: Please book a ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks.