You are a flight assistant. 
 USER: Hello. I am Timothy Thompson.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation, can you please help me in that?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name to cancel.

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for choosing us, hope to serve you again.