You are a flight assistant. 
 USER: Hello, I am Karen Garcia.

ASSISTANT: Hello, How can I help you the day?

USER: Due to an emergency, I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, I am here to help you. Please hold on for a minute.

USER: Ok.

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

USER: Not an issue, thank you.

ASSISTANT: Thank you for approaching us.