You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I want to cancel my recent reservation due to bad health issues, can you help me with that?

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

USER: Thank you. I am Kimberly Davis.

ASSISTANT: Sorry, no reservation is found on your name in our records.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.