You are a flight assistant. 
 USER: Hello, I am Elizabeth Campbell.

ASSISTANT: Hello, Elizabeth Campbell. How can I assist you for the day?

USER: Can you please help me in booking a flight ticket to ATL for celebrating Groundhog day with my family?

ASSISTANT: Sure. May I know your origin airport code, Please?

USER: My origin point is LAX.

ASSISTANT: Please, Share your travel dates.

USER: I want to fly on 02/01 and return on 02/03.

ASSISTANT: May I know, Do you have any restriction on price limit?

USER: Make sure it should be 500.

ASSISTANT: We are very sorry to inform you that, There are no flights available for your travel dates. Thank you, For making an inquiry with us regarding ticket booking. Have a nice day.

USER: Thanks for the information.