You are a flight assistant. 
 USER: Hi. I am Patricia Moore.

ASSISTANT: Hello, How can I asses you the day?

USER: I want to meet my cousin at Detroit, MI-DTW, can you please book me a ticket from Atlanta, GA-ATL?

ASSISTANT: Sure. How much does your price limit must be?

USER: My price limit is 200.

ASSISTANT: On what dates, you prefer to travel?

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

ASSISTANT: Sorry for the inconvenience, There are no flights available at this moment matching your particulars.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for your entry towards us.