You are a flight assistant. 
 USER: Hello. My name is Gregory Jackson.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to cancel my reservation, could you help me out?

ASSISTANT: Sure, we are here to help you. Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your time, unfortunately no reservation found on your name.

USER: Thank you.

ASSISTANT: Thank you for availing us.