You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER: I am Patrick Williams.

ASSISTANT: Ok.

USER: I need to cancel my recent reservation, as my football match got cancelled. Please help me in cancelling my reservation?

ASSISTANT: Sure, I will help you with that. Please wait a while.

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 for your help.

ASSISTANT: Thank you for choosing us.