You are a flight assistant. 
 USER: Hello, I am Paul Brown.

ASSISTANT: Hello, how can I aid you?

USER: I am president of South Indian association at Chicago, IL - ORD. So we are planning a small meeting for celebration of South Indian festival. Can you help me with direct connecting flight?

ASSISTANT: Sure. May I know on which dates you are willing to travel?

USER: My travelling dates are from 05/18 to 05/20.

ASSISTANT: Where do you want to start from?

USER: I want to start from CA - SFO.

ASSISTANT: Is it a direct flight or connecting flight?

USER: Already I mentioned. Direct flight.

ASSISTANT: Sorry, there are no direct flights at this moment.

USER: No problem, thank you for the information.

ASSISTANT: Have a good day.