You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you?

USER: Dorothy Wilson here. Due to health issues, I want to quit my trip. Can you please cancel my recent my reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: I have found a reservation on your name and cancelled it successfully.

USER: Thank you so much.

ASSISTANT: You are most welcome.