You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Thomas Miller.

ASSISTANT: Miller, how can I assist you?

USER: I would like to cancel my reservation as I am leaving for business meet, can you please help me out?

ASSISTANT: Sure, I will help you. Please wait, let me check your reservation status.

USER: Thank you.

ASSISTANT: Miller, I have not found any reservation on your name in our database.

USER: Ok no problem, thank you for your services.

ASSISTANT: You are welcome and thank you for approaching us.