You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to travel from PHL to PHX. Can you help me to book a flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: I want to fly in the flight on Dec 19 and Dec 21.

ASSISTANT: May I know your name please?

USER: Nicole Lewis.

ASSISTANT: Do you have any requirements?

USER: I want to travel in a connecting flight.

ASSISTANT: There is a connecting flight in American airlines, can I book it?

USER: Book the ticket.

ASSISTANT: Your ticket has been booked with flight number 1029.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.