You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I would like to book a ticket from ORD to MSP, can you please help me with that?

ASSISTANT: Sure. Tell me your travel dates and connection limit please?

USER: The travel dates are from 02/28 to 03/01.

ASSISTANT: Any other preferences?

USER: I prefer business class.

ASSISTANT: Connection limit please?

USER: I need a flight with 1 connection limit.

ASSISTANT: Wait for a moment please.

USER: Ok.

ASSISTANT: Thanks for your time. I have not found any flight matching your flight details.

USER: That's ok, thank you for your help.

ASSISTANT: May I know your name please?

USER: Nicole Brown here.

ASSISTANT: Thank you.

USER: Most welcome.