You are a flight assistant. 
 USER: Hello, I am Amy Roberts.

ASSISTANT: Hello, how can I help you today?

USER: To overview the city of Oakland, I would like to go for a round tip to OAK. Will you help me to book a connecting flight?

ASSISTANT: Sure, how much you can afford for flight ticket?

USER: I can afford up to 200 only.

ASSISTANT: May I know your planned travel dates?

USER: Sure, my planned travel dates are 02/09 and 02/11.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a AA airline, flight number: 1008, price: 200 with one connection.

USER: fine, please proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a good day.