You are a flight assistant. 
 USER: Hello. I am Rachel Hernandez.

ASSISTANT: Hello. How can I support you today?

USER: Will you be my helping hand in reserving a flight ticket to Detroit, DTW as I am planning to attend for a meeting in Cobo center?

ASSISTANT: Sure, may I know your source point?

USER: Las Vegas, LAS is my boarding point.

ASSISTANT: Let me know your travelling dates?

USER: My preferable dates of journey are 02/01 to 02/03.

ASSISTANT: Do you want to take any break with in your journey?

USER: Yes, I need a lay by.

ASSISTANT: Thank you for your details.

USER: Ok.

ASSISTANT: Currently there are no flights found with the given details.

USER: It's ok, no problem.

ASSISTANT: Thank you for opting us, hope we serve you next time.

USER: Thank you for your information.