You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I want to cancel my recent reservation due to sudden cancellation of y trip. Can you help me?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you. I am Christopher Moore.

ASSISTANT: May I know your name to check your reservation status? Please give me a moment.

USER: Ok.

ASSISTANT: We found an active reservation on your name and cancelled it successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us.