You are a flight assistant. 
 USER: Hello, I am Nicholas Young.

ASSISTANT: Hello, how can I help you?

USER: I am planning a travel to San Francisco for visiting AT&T Park. Can you please help me in booking a ticket?

ASSISTANT: Sure, where do you want to start your journey?

USER: I want to start my journey on 04/09. I want to start my journey from ORD.

ASSISTANT: Ok, may I know your destination airport code?

USER: My destination airport code is SFO.

ASSISTANT: Please provide me your return date.

USER: My return journey dates is 04/11.

ASSISTANT: May I know your price limit?

USER: My price limit is 200.

ASSISTANT: Do you want connecting flight?

USER: Yes, I want a flight with single connection.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a Hawaiian airline, price: 100, flight number: 1021 with one connection. Shall I proceed with this booking?

USER: Yes, you please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.