You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: My name is Benjamin Johnson. I have a meeting to attend at Las Vegas. Can you help me in booking a ticket from AUS to LAS?

ASSISTANT: Sure, I will help you out. May I know your travelling dates please?

USER: My preferred journey dates are 04/19 and 04/21.

ASSISTANT: Ok, please hold on for a while.

USER: Ok, make sure the flight has 0 connection.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed with this flight? Sorry, there are no flights found.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.