You are a flight assistant. 
 USER: Hello. I am Michelle Parker.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I have a plan to meet my brother in CLT, can you please find a flight from DTW?

ASSISTANT: Sure, I am gleeful to help you out. Please mention your airborne date and deplane travelling date of your journey.

USER: My planning dates are from 11/14 till 11/16.

ASSISTANT: Regret to inform you that Michelle Parker, I didn't find any seat in any flight. All seat were sold at this moment. Sorry for inconvenience casued.

USER: That's ok, I will choose any other way to reach my destination on time. Anyway thank you for your information.

ASSISTANT: Thank you for reaching us.