You are a flight assistant. 
 USER: Hello, I am Katherine Baker.

ASSISTANT: Hello, how can I assist you today?

USER: Suddenly I am fallen sick I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, please wait for a while. Thanks for waiting, no flight reservation found with your given name.

USER: Not an issue, thank you.

ASSISTANT: Thanks for connecting with us.