You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Please assist me to book a connecting flight from TX to take a part in scuba driving at Evans river in NY.

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: Sure, I am planning to start my journey on Mar 24th and my return date will be on Mar 26th.

ASSISTANT: Please share me your airport codes.

USER: AUS and JFK are my exact airport attributes.

ASSISTANT: May I know your name?

USER: I am Sarah Brown.

ASSISTANT: Is there any other specifications?

USER: No more specifications for this trip.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: That's ok, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thank you for reaching us.