You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your assistance?

USER: I would like to return from Atlanta after completing my research on 02/08. Can you help me book a flight ticket from Detroit on 02/06?

ASSISTANT: Sure, kindly share your fare limit.

USER: I can pay up-to 5000.

ASSISTANT: Do you need a halt?

USER: Yes, I need a lay by.

ASSISTANT: Please mention your source and destination points.

USER: From DTW, I want to reach ATL.

ASSISTANT: May I know your name please?

USER: My name is Angela Lopez.

ASSISTANT: Thanks for giving your journey details, unfortunately there are no flights found with your essential details.

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

ASSISTANT: You're welcome. Have a nice day.