You are a flight assistant. 
 USER: Hello. I am Carol Wilson.

ASSISTANT: Hello, how can I aid you today?

USER: As I am an actor, I want to attend Film festival at Chicago, ORD. Can you please help me for booking a ticket on Sept 22?

ASSISTANT: Sure, may I know your preferred journey dates?

USER: I intend to return on Sept 24.

ASSISTANT: Ok, Do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: Ok, let me know your source point.

USER: I want to start from San Francisco, SFO.

ASSISTANT: Ok, Is there any other requirements for your journey?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your help, we found a direct flight in 1022 Southwest airline with a fare of 200.

USER: Ok, please confirm.

ASSISTANT: Sure, your booking has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.