Hi, I am Emma Miller.
user
Hello, how may I aid you today?
assistant
I need to book a direct flight  from ATL to DTW for visiting my uncle house. Could you please help me in doing that?
user
Sure, please provide your travelling days?
assistant
My travelling dates are 03/05 and return on 03/07.
user
Please wait for a while.
assistant
Sure.
user
thank you for choosing us, no flights are available by the given details.
assistant
No problem, Thank you for your valuable information.
user