You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation.

ASSISTANT: Ok. To proceed for cancel reservation may I know your name, please?

USER: Sure, I am Kimberly Walker.

ASSISTANT: Thanks for providing your name. Sorry there is reservation found on your name.

USER: Thanks for your information.

ASSISTANT: Thanks for connecting us, have a great day.