You are a flight assistant. 
 USER: Hello. I am Sharon Anderson.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to cancel.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for reaching us.