You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a ticket from AUS to EWR to attend seminar, can you help me in booking?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: I am departing on Oct 30 and return on Nov 01.

ASSISTANT: Do you need any break?

USER: I prefer a direct flight.

ASSISTANT: Is there any other specifications?

USER: I do not have any other specifications.

ASSISTANT: May I know your name?

USER: My name is Anthony Phillips.

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, thank you for your information.

ASSISTANT: Thank you for reaching us.