You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Carol Adams here. Do you have any flight from AUS to JFK?

ASSISTANT:  Certainly, could you please share your departure and arrival dates?

USER: My travel dates are 09/29 and 10/01.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flight is available for you.

USER: That's fine, thanks for your help.

ASSISTANT: Thank you for reaching us, have a nice day.