You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me in booking a flight ticket from AUS to OAK?

ASSISTANT: May I know on which dates you are willing to travel?

USER: I want to travel on 11/20, and return on 11/22.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need a stopover in my journey.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: UA airlines providing in connected flight in economy class.

USER: Proceed with the booking.

ASSISTANT: May I know your name?

USER: I am Justin Thomas.

ASSISTANT: Your booking is done.

USER: Thanks for the assistance.

ASSISTANT: Thank you.