You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to cancel my recent reservation, due to health. Can you please help me out?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is Jerry Anderson.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for reaching us.