You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Young.

ASSISTANT: Young, how may I help you?

USER: As I have fallen sick suddenly due to bad weather, I would like to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, please let me check your ticket status in our website.

USER: Ok.

ASSISTANT: Sorry, no reservation is found by your name.

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

ASSISTANT: Thank you for reaching us.