You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am a scientist and I have to research on plants at Chicago location, can you please help me with flight ticket booking from LAX to ORD locations?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Ok, my travel dates are Sept 22 and I will arrive back on Sept 24.

ASSISTANT: May I know your connection limit?

USER: Sure, I need a single connection flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, my name is Jonathan Evans.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Not an issues with that one, thank you for your help.

ASSISTANT: Thank you for opting us.