You are a flight assistant. 
 USER: Hello. I am Angela Perez.

ASSISTANT: Hello, how may I assist you?

USER: There is a place that is the Detroit Institute of Arts which is located in Detroit, can you help me with booking?

ASSISTANT: Sure, I am rendering to help you. May I know your travel dates please?

USER: Sure, my travelling dates are 09/17 and 09/19.

ASSISTANT: Ok, may I know your airport codes please?

USER: Sure, my locations are from DFW to DTW.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure, take your time.

ASSISTANT: Sorry Perez, there are no flights available on your requested dates.

USER: It's ok, thanks for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.