You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Helen Gonzalez. I want to cancel my recent reservation. Could you help me with that?

ASSISTANT: Sure, please hold on for a moment.

USER: Ok.

ASSISTANT: I am sorry, there are no reservations with your name. Thank you, have a good day.

USER: That's ok. Thank you.