You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Myself Nicole Evans. I am planning to visit Seattle, will you help me in booking he flight ticket from AUS to SEA?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My preferable journey dates are Nov 18 and Nov 20.

ASSISTANT: Do you need any specifications?

USER: I need a flight with single connection.

ASSISTANT: Sorry, there are no flights in this route as per your travelling dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for approaching us.