You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Michael Collins, I would like to cancel my reservation as my business meeting got cancelled. Can you please do that for me?

ASSISTANT: Sure, I will help you with that cancellation.

USER: Thank you.

ASSISTANT: Can you please wait for a moment?

USER: Ok, I will wait.

ASSISTANT: I am very sorry to say, there is no reservation found with your name in our database.

USER: That's fine, thank you for checking.

ASSISTANT: Thank you for contacting us, have a great day.