You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Dorothy Nelson. Owing an emergence, I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, we are happy to help you.

USER: Ok.

ASSISTANT: Please hold for a while.

USER: Ok.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: No problem, thanks for the help.

ASSISTANT: Thank you for reaching us.