You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Matthew Williams here.

ASSISTANT: I am sorry to say you that there is no reservation found under your name in our database.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.