You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name, please?

USER: I'm Dorothy Adams.

ASSISTANT: How may I assist you today?

USER: I need to attend a wedding at Denver.can you book a ticket from CA - OAK to CO - DEN?

ASSISTANT: Sure, how long your vacation?

USER: The departure is on 10/17 and return is on 10/19. My connection limit is 1.

ASSISTANT: Sure Adams, as per your details, I find a flight with airline JetBlue. Shall I proceed?

USER: Yes, please proceed with the booking.