You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know how best I can help you today?

USER: Can you please reserve me a flight ticket from AUS to JFK?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: My travelling dates are Feb 02 and Feb 04.

ASSISTANT: Please let me know if you need a connecting flight.

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Before check with the airlines, may I know your name please?

USER: I am Anthony Smith.

ASSISTANT: Thank you for waiting, we are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for approaching us.