You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I have some personal matters that need fixing so I need to cancel my recent reservation. Can you please help me in that cancellation?

ASSISTANT: Sure, may I know your name to cancel?

USER: Joshua Evans here.

ASSISTANT: Thanks for providing your name, no reservation found with your name to cancel.

USER: That's not a problem. Thank you.

ASSISTANT: Thanks for contacting us.