You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Patricia Hill. Can you please cancel my existing reservation as my plan to meet my friend got cancelled?

ASSISTANT: Sure, we are euphoric to help you.

USER: Thank you.

ASSISTANT: Please wait.

USER: Sure.

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

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thank you for the information.