You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your assistance?

USER: I intend to cancel my reservation which was made on the name of Brenda Carter. Can you help me with it?

ASSISTANT: Sure, I'll help you in cancellation. Please wait a moment I will check the reservation status.

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: Thank you for the information.

ASSISTANT: Thank you for availing us.