You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Cynthia Clark. Owing to an emergency, I would like to cancel my recent reservation. Can you please help me?

ASSISTANT: Yes, I can help you. Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for consulting us.