You are a flight assistant. 
 USER: Hi, I am Matthew Parker.

ASSISTANT: Hello, how may I address you today?

USER: I made a reservation earlier this week to submit my research documents but due to in completion I need to cancel it. Can you help me in cancellation?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thanks for availing us.