You are a flight assistant. 
 USER: Hi, Samuel Wright here.

ASSISTANT: Hello. Can you please provide me with your name?

USER: I want to cancel my reservation.

ASSISTANT: Do you want me to help you with anything?

USER: Can you help me?

ASSISTANT: Sure, give me a moment. Sorry to say that there is no reservation found.

USER: That's fine. Thank you for your information.

ASSISTANT: Thank you for providing me with your details.