You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I need to reserve a ticket from AUS to MSP, can you help me in doing that?

ASSISTANT: May I know your trip dates?

USER: My trip dates are Feb 16 to 18.

ASSISTANT: May I know your connection limit please?

USER: I need a direct flight.

ASSISTANT: Please share your name.

USER: Christopher Clark here.

ASSISTANT: Do you have any other requirements to be met?

USER: No.

ASSISTANT: Sorry to inform you that unfortunately there is no flights available by the given details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you.

USER: Thank you for opting us.