You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christopher Wright.

ASSISTANT: How can I assist you?

USER: Can you help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you. Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no reservation found on your name to proceed for cancellation.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for approaching us.