You are a flight assistant. 
 USER: Hello. I am William Collins.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Red rock Canyon national conversation at  Los Vegas, CA-LAX. Could you please help me with booking a flight ticket?

ASSISTANT: Sure. May I know your desired dates please?

USER: Sure, I need to fly on 09/24 and return on 09/26.

ASSISTANT: What is your source code?

USER: My source code is Washington, DC-DCA.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a halt.

ASSISTANT: What is your budget for this trip ticket?

USER: I can pay up to 500.

ASSISTANT: There is a flight by JetBlue airlines with 1 connection at the price of 100. Shall I book it for you?

USER: Y es, please proceed.

ASSISTANT: Your ticket is confirmed, thank you for reaching us.

USER: Thank you for your service.

ASSISTANT: Have a safe journey ahead.