You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What help that you need from my end?

USER: Can you help me in cancelling my recent reservation?

ASSISTANT: Sure, may I know your name for checking purpose?

USER: My name is Kenneth Campbell.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thank you for your waiting, there is no reservation found for the user in our data base.

USER: Ok, No issues. Thank you.

ASSISTANT: Most welcome and thank you for approaching us.