You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Please help me out in booking the ticket from MSP to AUS.

ASSISTANT: It's my pleasure to help you. Can you let me know your travelling dates?

USER: My trip dates will be Dec 16 to Dec 18.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need a connecting flight.

ASSISTANT: Would like fly with economy class or business class?

USER: No.

ASSISTANT: May I know your time concern for return and depart?

USER: My return time must be in the morning.

ASSISTANT: Could you help me with your name please to proceed further?

USER: Brian Jackson is my name.

ASSISTANT: Thank you for sharing your details, we are unable to provide flight in between your journey routes.

USER: That's ok, thank you.

ASSISTANT: Sorry for the inconvenience caused, Brian Jackson. Thank you for reaching our agency. Have a great day.