You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

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

ASSISTANT: May I know your name please?

USER: Sure, My name is William Clark.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us.