You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Samuel Carter. I want to cancel my existing reservation as I am sick and cannot go to the trip. Can you please help?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a minute, I will revert to you with current status.

USER: Sure.

ASSISTANT: There is no active reservation available on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for reaching us.