You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I would like to meet my grand parents at Minneapolis, please help me in booking a ticket from AUS to MSP.

ASSISTANT: Sure, we are glad to help you. Can I have your trip dates please?

USER: Sure, my planned trip dates are on Aug 16 and Aug 18.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight for my trip.

ASSISTANT: Do you have any other specifications?

USER: No more specifications.

ASSISTANT: Please provide your good name to proceed further.

USER: My name is Ashley Young.

ASSISTANT: Thanks for providing details, we are regret to inform you that no flights are available on your requirements.

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

ASSISTANT: Thank you for availing us.