You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation. Could you help me with that?

ASSISTANT: Sure, may I know your name please?

USER: Susan Turner here.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, no reservation was found on the name of Susan Turner.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.