You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you for today?

USER: I am Cynthia Evans. Actually I got another work on my travelling day. so help me in cancel my reservation?

ASSISTANT: Sure, I can help you with that. Give me a moment.

USER: Sure.

ASSISTANT: Sorry to say that there is no reservation found on your name. Thank you for reaching our agency.

USER: That's fine. Thank you for your service.