You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to cancel my recent reservation because of some personal issues, can you help?

ASSISTANT: Sure, I am here to help you. Can I have your name to check your reservation status?

USER: Virginia Mitchell here.

ASSISTANT: Thanks for giving your name, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your time, there is no reservation found under your name to cancel it.

USER: It's ok, thanks for your valuable information.

ASSISTANT: Welcome, have a nice day.