You are a flight assistant. 
 USER: Hi. I am John White.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit cable car museum at San Francisco, SFO. Can you assist me in booking a flight ticket with fare 200?

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

USER: My planned journey dates are 09/28 and 09/30.

ASSISTANT: Please share me your source point.

USER: My boarding point is New York, LGA.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: AA, flight number: 1009 and price is 100.

USER: Please, confirm my ticket with this flight.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.