You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Would it be possible to cancel my reservation, which I have done with my name?

ASSISTANT: Sure, we are willing to help you.

USER: Thank you.

ASSISTANT: May I know your name to check your details in our database?

USER: Sure, my name is Samuel Hall.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: Sorry we couldn't find any reservation on your name.

USER: No problem, thank you for your time.

ASSISTANT: Thank you for reaching us.