You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Please help me to book a flight ticket from BOS to PHX?

ASSISTANT: May I know your planned travel dates?

USER: I would like to take off on 09 June and return on 11 June.

ASSISTANT: Do you have any connecting limit preferences?

USER: I want a connecting flight.

ASSISTANT: Is there any other concern?

USER: No.

ASSISTANT: May I know your name please?

USER: Edward Anderson here.

ASSISTANT: United Airlines is providing the connecting flight and the fare of 200. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked for the flight 1000 in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.