You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: May I know your name?

USER: Ashley Roberts here.

ASSISTANT: Let me check details with your recent reservation.

USER: Ok.

ASSISTANT: I regret, there is no reservation by name Ashley Roberts.

USER: No problem, thank you.

ASSISTANT: Thanks.