You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: I would like to visit the California Academy of Sciences. This is the most visited museum in San Francisco. Can you book a ticket on 09/07 and return on 09/09?

ASSISTANT: Sure, May I know the journey codes?

USER: My journey airport code are DFW and SFO.

ASSISTANT: May I know your name?

USER: My name is Timothy Parker.

ASSISTANT: We have found a direct flight from Southwest airline. Shall I proceed?

USER: No, I need a single connecting flight.

ASSISTANT: Ok. Thank you for opting us.

USER: Thank you for your information.