You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to travel from ORD to CLT. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, can you share your trip dates?

USER: My planned trip dates are from Jan 04 to Jan 06.

ASSISTANT: Do you have any airline preferences?

USER: Yes, I would prefer not to fly a low-cost airline.

ASSISTANT: May I know your name?

USER: My name is Laura Anderson.

ASSISTANT: Sorry, there is no flight on your given preferences.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.