You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have to do my research work at Atlanta, please help me in booking a ticket from DTW to ATL.

ASSISTANT: Can you share your trip dates?

USER: Sure, my trip dates are on Jan 16 and Jan 18.

ASSISTANT: Do you want any connections?

USER: Yes, I need a flight with single connection.

ASSISTANT: Are there any other preferences?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: My name is Christopher Edwards.

ASSISTANT: Sorry, there are no flights found with your details.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.