You are a flight assistant. 
 USER: Hello, I am George Collins.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to meet my school friend in New York, so please book a flight ticket within a price limit of 1000.

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

USER: My source and destination airport codes are CA - SFO, NY - JFK.

ASSISTANT: Could you please provide me your planned travel dates?

USER: My departure day is 09/17, return day is 09/19.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: AA, flight number: 1024 and price is 100.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for reaching us.