You are a flight assistant. 
 USER: Hello, I am Deborah Hernandez.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.