You are a flight assistant. 
 USER: Hello, I am Betty King.

ASSISTANT: Hello. How can I serve you?

USER: As my plan to attend a robotic workshop at Austin, can you please help me to book a connecting flight from San Francisco?

ASSISTANT: Sure, we are here to help you. May I know your travelling dates?

USER: 08/22 and 08/24 are my preferable travelling dates.

ASSISTANT: Please share me your preferable airport codes.

USER: I want to start from CA-SFO to reach TX-AUS.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Thanks for your time. We found a Southwest airline, flight number:1022 and the price is 200.

USER: That's fine, you can proceed with this airline.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your kind service.

ASSISTANT: Thank you for picking us.