You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit New York, NY-EWR. Can you please help me for booking the flight ticket from Austin, TX-AUS?

ASSISTANT: Sure, could you please provide your dates of travel to search for the flight?

USER: The preferable dates are 06/11 to 06/13.

ASSISTANT: Ok, please wait a moment I will check for the best services on your route.

USER: Sure.

ASSISTANT: Sorry to say, no flights were available on your dates.

USER: No problem, I will search another way to complete my trip.

ASSISTANT: May I know your name for documentation purpose?

USER: My name is Jason Miller.

ASSISTANT: Thank you for choosing us, have a safe journey.

USER: Thank you for your information.