You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today.

USER: I am planning to meet my friend at Oakland, OAK. Could you please help me with booking a flight ticket from IAD?

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

USER: My planned travel dates are Jan 07 and Jan 09.

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

USER: I need a flight with single connection limit.

ASSISTANT: Do you have any specifications on your journey?

USER: No, thank's for asking.

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

USER: Sure, myself Edwards Garcia.

ASSISTANT: United  Airlines providing a flight with the price 200 with single connection. Can I proceed for the booking?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1015.