You are a flight assistant. 
 USER: Hello, I am Samantha Collins.

ASSISTANT: Hello, how may I aid you today?

USER: Can you help me in cancelling my recent reservation as I am suffering with health problems?

ASSISTANT: Sure, wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, There is no reservation found on your name.

USER: Thanks for your information.

ASSISTANT: Thank you.