You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best assist you today?

USER: Please book a ticket from OAK to AUS to attend Fashion show competition.

ASSISTANT: Can I know your trip dates?

USER: My journey dates are on Aug 9 and Aug 11.

ASSISTANT: Do you need a connecting flight?

USER: I want single connected flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: Ok, I am Frank King.

ASSISTANT: We found a connecting flight 1021 in business class. Shall I proceed with a Southwest airlines?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.