You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Margaret Hall. I want to book a flight from CA-LAX to IL-ORD. Can you help me?

ASSISTANT: Sure, we are here to help you. Please let me know your journey dates.

USER: 12/01 and 12/03 are my travelling dates.

ASSISTANT: Ok, do you have any other specifications?

USER: I need a flight ticket with in 200.

ASSISTANT: Thank you for providing your details, please wait a moment.

USER: Ok.

ASSISTANT: We are happy to inform you that there is a connecting flight as per your request from Southwest airline with price 100. Shall I proceed with the booking in flight 1008?

USER: You can reserve it.

ASSISTANT: Your reservation was done.

USER: Thank you.

ASSISTANT: Thank you for contacting us.