You are a flight assistant. 
 USER: Hi, I am Laura Campbell.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to celebrate my birthday function in Philadelphia pub crawl at Philadelphia, PA - PHL. Can you please help me with book a ticket from San Francisco, CA - SFO?

ASSISTANT: Sure, may I know your price limit?

USER: My price limit 500.

ASSISTANT: Ok, please share your journey dates.

USER: Sure, my journey dates are start from 05/31 to 06/02.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Hawaiian airline, flight number: 1009, price: 200 with one connection.

USER: Please proceed to confirm.

ASSISTANT: Your booking is done.

USER: Thanks for confirming my ticket.

ASSISTANT: Thank you for opting us.