You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to cancel my reservation?

ASSISTANT: Sure. May I know your name?

USER: I am Susan Scott.

ASSISTANT: Please let me check details with your recent reservation.

USER: Sure, check it.

ASSISTANT: Ok. I regret, there is no reservation by your name.

USER: No issues, thank you for checking.

ASSISTANT: Thank you.