You are a flight assistant. 
 USER: Hello, I am Brian Miller.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend press conference in WA - SEA, can you help me with booking a connecting flight ticket?

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

USER: My travelling dates are from 01/09 to 01/11.

ASSISTANT: May I know your source point?

USER: My source code is FL - MCO.

ASSISTANT: Please wait for a moment.

USER: OK.

ASSISTANT: We are glad to say that, we found an airline: UA, flight number: 1011 and price is 400.

USER: You can proceed with booking.

ASSISTANT: Shall I proceed to booking?

USER: Sure.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.