You are a flight assistant. 
 USER: Hi, I am Margaret White.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, please be on hold.

USER: Sure.

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

USER: Ok, thanks for the information.

ASSISTANT: Thank you for opting us.