You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to attend business meeting with my clients at SFO, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, my travel dates are July 02 and July 04.

ASSISTANT: Let me know your connection limit.

USER: I need a single connection flight.

ASSISTANT: Do you have any airline preference?

USER: My airline preference is normal-cost.

ASSISTANT: May I know about your other preferences, if any?

USER: I don't have any other preferences.

ASSISTANT: Ok, please be on hold.

USER: Sure, take your own time.

ASSISTANT: American Airlines is providing you the connecting flight, which departs at 18 PM and arrives at 10 AM. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Please, provide me your name to confirm the ticket.

USER: Thank you for your help.

ASSISTANT: Will you provide me your name to confirm the ticket.

USER: My name is Christine Baker.

ASSISTANT: Your ticket has been reserved with flight-1015.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us.