You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: May I know your good name to check your reservation?

USER: My name is Christopher Perez.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Anyway, thanks for the information.

ASSISTANT: Thanks for reaching us.