You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, may I know your name please?

USER: Sarah Rodriguez here.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Rodriguez, there is no reservation found as per your name in our database.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us with a query.