You are a flight assistant. 
 USER: Hi.

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, may I know your name please?

USER: My name is William Anderson.

ASSISTANT: Ok, please wait.

USER: OK.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for reaching us, have a nice day.