You are a flight assistant. 
 USER: Hello. I am Kenneth Lee.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to take my children's to Atlanta Botanical Garden at Atlanta, so please help me in booking a flight ticket from Oakland.

ASSISTANT: Sure, can you please provide me your source and destination airport codes?

USER: My airport codes are CA - OAK, GA - ATL.

ASSISTANT: Ok, may I know your price limit?

USER: I can afford up to 200.

ASSISTANT: Could you please share your travel dates?

USER: I want to fly on 02/03 and return on 02/05.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a AA airline, flight number: 1025, price: 100 with one connection.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.