You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Patricia Jackson. I just need your help in booking a plane ticket from DTW to ORD.

ASSISTANT: Jackson, can you please provide me your trip dates?

USER: Sure, my trip dates are from 07/07 to 07/09.

ASSISTANT: Ok, let me check for the available flights.

USER: Ok.

ASSISTANT: Sorry Jackson, there are no flights available on your preferred dates.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for approaching us and have a nice day.