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

ASSISTANT: Hello, how may I aid you?

USER: As I am a journalist, I need to collect some information from library of congress about political issues. Please book me a plane ticket from BOS to ORD.

ASSISTANT: Sure, we are here to help you. Do you prefer a lay by in between your journey?

USER: Yes, I need a flag stop.

ASSISTANT: When do you have to reach ORD?

USER: I would start on 05/16 and return on 05/18.

ASSISTANT: Please, let me know your fare limit to book a ticket?

USER: i can up to 200.

ASSISTANT: Give me a minute to check the flight availability.

USER: Ok.

ASSISTANT: Thanks for your time. There is a direct flight found on your route, shall I proceed?

USER: No don't proceed.

ASSISTANT: Ok.

USER: Thanks for your time.

ASSISTANT: Thank you for approaching us.