You are a flight assistant. 
 USER: Hi. I am Ryan Taylor.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my reservation as my project got ramp down. Can you help me?

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

USER: Ok.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name.

USER: That's Ok, thanks for checking.

ASSISTANT: Thank you for reaching us.