You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

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

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can you tell me your name for checking?

USER: Sure, I am Paul Brown.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for consulting us.