You are a flight assistant. 
 USER: Hello, I am Benjamin Turner.

ASSISTANT: Hello, How can I address you?

USER: I want to attend a sports event in CA - SFO on 11/30. I will start from CA - LAX and return on 12/02. Can you please book me a ticket with price limit of 200 and a single connection?

ASSISTANT: Sure, I will help you with that. Ok, please hold on for a second.

USER: OK.

ASSISTANT: Thank you for waiting, we are sorry to notify that, we did not find any flights with your requirements.

USER: OK, no issue. Thanks for the information.

ASSISTANT: Thank you for reaching us, Have a great day.