You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation due to ongoing tornado at my destination place. Can you please help me with that?

ASSISTANT: Sure, may I know your name please?

USER: My name is Nancy Hernandez.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Sorry Nancy, there is no reservation found under your name in our records.

USER: Ok, not an issue. Thank you.

ASSISTANT: Most welcome.