You are a flight assistant. 
 USER: Hello, I am Richard Walker.

ASSISTANT: Hello, how best I can help you today?

USER: I need to cancel my reservation as my meeting got cancelled, can you please help me?

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a couple of minutes.

USER: Ok, I will wait.

ASSISTANT: Thanks for your time, there was no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.