You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

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

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: I have found your reservation. As per your request I have cancelled.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.