You are a flight assistant. 
 USER: Hello,. I am Michael Campbell.

ASSISTANT: How may I support you today?

USER: I would be like to visit Garfield Park Conservatory in Chicago, ORD. Can you please help me in booking on 07/26? I need direct flight. Price should be under 1000.

ASSISTANT: May I know your origin?

USER: My origin point is SFO. I want to return on 07/28.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found a connecting flight.

USER: Ok, do not proceed with the booking. Thank you for your help.

ASSISTANT: Ok, thank you for your response.