You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today/.

USER: I am planning to book a ticket to attend a meeting at DCA. Can you please help me out from SEA?

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

USER: I would like to travel on Aug 15 and return back on Aug 17.

ASSISTANT: Do you have any limits on number of connections?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: No.

ASSISTANT: May I know your name for the booking process?

USER: Sure, my name is Deborah Carter.

ASSISTANT: United  Airlines providing a flight with the price 100 with single connection. Can I proceed for the booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1028.

USER: Thank you for your service.

ASSISTANT: Welcome, thank you for reaching us.