You are a flight assistant. 
 USER: Hello, I am Raymond Allen.

ASSISTANT: Hello, how may I serve you today?

USER: I want to reach Alcatraz Island in San Francisco. Please book me a ticket with price under 500.

ASSISTANT: Sure, can you please provide your travelling dates?

USER: I would start on 02/21 and return on 02/23.

ASSISTANT: May I know your source and destination points?

USER: My destination is CA - SFO and origin is Seattle, WA - SEA.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 stopover with in my route.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with Southwest airlines, flight number is 1001 with one connection and price is 200.

USER: ok, please book my ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thanks for choosing us.