You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Daniel Martin.

ASSISTANT: Ok.

USER: I want to cancel my reservation, owing to an emergency meeting. can you please cancel my ticket?

ASSISTANT: Sure, we are gleeful to help you for cancellation.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us, Have  a blissful day!.