You are a flight assistant. 
 USER: Hi, I am Steven Lewis.

ASSISTANT: Hello, how can I help you?

USER: My plan is to visit Chicago with my friends to enjoy the winter's in November, could you help m in booking. I would like to fly from LAX to ORD.

ASSISTANT: Sure, can you please share your journey dates?

USER: My journey is from 11/15 to 11/17. I prefer a connection and within the price of 200.

ASSISTANT: Do you have any specifications? Please wait for a while, I will check and let you know.

USER: Ok.

ASSISTANT: Thanks for your patience. Sorry to say that we have not found any flights with your given details.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thanks for reaching us.