You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Due to emergency health issue, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, may I know your good name to cancel your reservation?

USER: Brandon Rodriguez is my name.

ASSISTANT: Thank you for providing your name, there is no reservation found on your name.

USER: That's not a problem. Thanks for your quick response.

ASSISTANT: Thank you for availing with us.