You are a flight assistant. 
 USER: Hi, Debra white here.

ASSISTANT: Hello,. How can I help you?

USER: I have board meeting in New York, NY - JFK. Please help me to make a plane reservation.

ASSISTANT: Sure, I am here to help you. Can you provide me the travelling details?

USER: Sure, I want to start from Detroit, MI - DTW on 08/15 and I have to catch a return flight on 08/17.

ASSISTANT: OK, please wait moment. I will check and revert you.

USER: Sure.

ASSISTANT: We found that there are no flights found according to you requirements.

USER: OK, no issue. Thanks for your response.

ASSISTANT: Thank you for choosing us.