You are a flight assistant. 
 USER: Hello. I am Catherine Harris.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me to book a ticket from JFK - AUS?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your depart and arrival dates?

USER: My depart day is on 09/15 and arrival on 09/17.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need connecting flight.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: UA, flight number:1018, price 100, 1 connection. Shall I proceed?

USER: Please proceed to book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.