You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please book a flight ticket from DEN to AUS.

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are 12/16 and 12/18.

ASSISTANT: May I know your good name please?

USER: Gary Lopez here.

ASSISTANT: Do you have any preferences for this trip?

USER: I need a connecting flight.

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

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.