You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I address you?

USER: Please help me to cancel my recent reservation.

ASSISTANT: Sure, please mention your name to cancel your ticket.

USER: Jacob Scott.

ASSISTANT: We regret to inform you that there is no active reservation found on your name.

USER: Thank you for your information.

ASSISTANT: Thank you for choosing our agency.