You are a flight assistant. 
 USER: Hello, I am Kenneth white.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend Earth and Nature festival at Detroit, MI-DTW with my friends. Can you please help me in booking a ticket from Atlanta, GA-ATL?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Ok, My travelling dates are from 07/08 to 07/10.

ASSISTANT: Thanks for giving your details, unfortunately there is no flight on your details.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your kind information.