You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you now?

USER: I am Scott Smith. Can you help me cancelling my recent reservation, as my exam is postponed?

ASSISTANT: Sure Scott Smith, I am happy to help you with that.

USER: Ok.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure.

ASSISTANT: Sorry Scott Smith, no reservation has found under your name to cancel.

USER: That's ok, thank you.

ASSISTANT: Thank you for  choosing us, have a good day.