You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me with booking a flight ticket from MSP to ORD?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from Sept 04-06.

ASSISTANT: Do you have any connection limit?

USER: I would be comfortable with single stop over.

ASSISTANT: Is there any other specifications?

USER: My return has to be in evening.

ASSISTANT: Please share your name.

USER: Jeffrey Williams here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to inform, no flights found with your requirement.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for reaching us.