You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I am Jeffery Brown, I want to cancel my reservation as my plan to meet my cousin is postponed. Can you help me to cancel my reservation?

ASSISTANT: Sure, I am here to help you. Please, wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting. I did not find any reservation on your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for availing us.