You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am planning to visit Boston, BOS with my friends. Can you help me to book a ticket from Austin, AUS?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are 08/30 and 09/01.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions. May I know your name for documentation purpose?

USER: Timothy Moore here.

ASSISTANT: Thank you, have a good day.

USER: Thank you.