You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am William Wright. I want to cancel my flight reservation as I am unwell, can you please help me?

ASSISTANT: Sure, I am gleeful to help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

USER: Sad to hear that. Anyway, thank you for checking.

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