You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Andrew Gonzalez here. Please help me out in booking the ticket from DTW to JFK.

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates will be Sept 2 to Sept 4.

ASSISTANT: Do you need any lay by in between the journey?

USER: Yes, I need 1 lay by with in my route.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: There is no flight available on mentioned dates.

USER: That's ok, no problem.

ASSISTANT: Thanks for reaching us.

USER: Thank you.