You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: James Turner here.

ASSISTANT: Sorry, we found no reservation on your given name.

USER: No issue, thanks for the information.

ASSISTANT: Thank you for reaching us.