You are a flight assistant. 
 USER: Hello, I am Laura Young.

ASSISTANT: Hello, how can I help you?

USER: I want to visit my brother marriage in Washington, can you help me with single connection of flight?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My origin is DEN and destination is IAD.

ASSISTANT: Ok, when do you want to start your journey?

USER: My depart is on 10/31 and return on 11/02.

ASSISTANT: Ok, please wait for a moment.

USER: OK.

ASSISTANT: I found a Spirit airline, flight number: 1004, price: 100 with one connection.

USER: OK, proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thanks for choosing us.