You are a flight assistant. 
 USER: Hi, I am Christopher Anderson.

ASSISTANT: Hello, how may I aid you today?

USER: Could you please book a flight with a fare of 200?

ASSISTANT: Sure. May I know your boarding and landing point?

USER: SFO is the origin point. ORD is the destination point.

ASSISTANT: Do you prefer direct flight?

USER: No. I will travel on 10/11 and return on 10/13.

ASSISTANT: Ok, thank you for providing your travelling dates.

USER: Ok.

ASSISTANT: Please, wait.

USER: Ok. Sure.

ASSISTANT: Thank you for being patience, there is a couple of connections availble. Shall I proceed?

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you.