You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need you to book a fight ticket from BOS to SEA, please help me.

ASSISTANT: May I know your travel dates?

USER: June 23 and 25, are my planned travelling dates.

ASSISTANT: Do you have any connecting flight preferences?

USER: I need a break in between my journey.

ASSISTANT: Is there any other concern?

USER: Nothing much to state.

ASSISTANT: May I know your name please?

USER: David Williams here.

ASSISTANT: American Airlines is providing the connecting flight on this route and the fare of 100. Shall I proceed?

USER: Great! Please book it on my name.

ASSISTANT: Your reservation is confirmed for the flight 1003.

USER: Thank you.

ASSISTANT: Thank you for choosing us.