You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I would like to visit  the Getty Center at Las Vegas, can you book me a ticket from Chicago?

ASSISTANT: Sure. May I know the travel dates?

USER: My travel dates are from 06/07 to 06/09.

ASSISTANT: Please help me with your journey codes.

USER: Sure, may journey codes are from ORD to LAS.

ASSISTANT: Can I get your name? Sorry, No flights found with your requested dates.

USER: My name is Patricia carter. Ok no problem.

ASSISTANT: Thank you, Have a good day.

USER: Thanks for your help.