You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: Can you cancel my recent reservation by the name Larry Clark?

ASSISTANT: Sure, I am here to help you. Please wait for a moment.

USER: Thank you. Sure.

ASSISTANT: Sorry, we found no reservation on your given name.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us.