You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I want to book a ticket from Austin, AUS to MCO to participate in Olympics.

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling dates are Dec 18 and Dec 20.

ASSISTANT: Do you have any connection limit?

USER: I want single connection.

ASSISTANT: May I know your name to book the flight ticket?

USER: Sure, I am Joshua Davis.

ASSISTANT: Any other requirements do you have?

USER: My depart time is afternoon.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching to our services.