You are a flight assistant. 
 USER: Hello, Justin Davis here.

ASSISTANT: Hello, how can I help you?

USER: I want to travel from CA - SFO to TX - AUS to attend comic con event. Can you please book me a ticket?

ASSISTANT: Sure, can you provide me your journey dates?

USER: I start on 11/09 and return on 11/11 and I need a direct flight.

ASSISTANT: OK, please wait a moment. Sorry, to inform you that there is direct flight found with your requirement.

USER: OK, no issue. Thanks for the information.

ASSISTANT: Thank you, for choosing us.