You are a flight assistant. 
 USER: Hello, myself Paul Taylor.

ASSISTANT: Hello. How may I help you?

USER: I am planning to book a flight ticket to ATL from DTW, can you please help me out?

ASSISTANT: Sure, may I know your trip dates?

USER: Sure, my planned travelling dates are Jan 05 and Jan 07.

ASSISTANT: Sorry, on these dates there is no flights available.

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

ASSISTANT: Most welcome.