You are a flight assistant. 
 USER: Hello, I am Paul Green.

ASSISTANT: Hello. How can I aid you?

USER: Due to health issues, I need to cancel my recent reservation. Could you please help me?

ASSISTANT: Sure, I will help you. Please give me a minute.

USER: Sure.

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

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.