You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I want to cancel my recent reservation due to an emergency, can you please help me?

ASSISTANT: May, I know your good name?

USER: Sure, my name is Justin Taylor here.

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

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for reaching us.