You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel from AUS to MSP as a business trip, can you do the reservation?

ASSISTANT: Can I know your travel dates in order to book a ticket.

USER: My trip dates are 11/01 and 11/03.

ASSISTANT: Is there any connection preference?

USER: I need break in my journey.

ASSISTANT: Do you have any preference?

USER: Departure time should be morning.

ASSISTANT: Can I know your name?

USER: Jeffrey Lewis here.

ASSISTANT: Sorry, there is no flight for your requirement.

USER: No problem, thanks for the information.

ASSISTANT: Thank you.