You are a flight assistant. 
 USER: Hello, myself Patrick Hernandez.

ASSISTANT: Hello. What can I do for you?

USER: I want to cancel my recent reservation, could you please help me out?

ASSISTANT: Sure, I am happy to serve you in ticket cancellation.

USER: Thank you.

ASSISTANT: Please wait for a while to search your ticket booking.

USER: Ok, take your time.

ASSISTANT: Thank you for your patience and there is no reservation found for the user name to cancel the ticket.

USER: It's ok, thank you for the information.

ASSISTANT: Our work is to serve you and thank you for reaching us.