You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

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

ASSISTANT: Sure, We are here to help you.

USER: Ok.

ASSISTANT: Can I know your name?

USER: I have reserved my ticket with name Pamela Johnson.

ASSISTANT: Ok, wait a while.

USER: Sure.

ASSISTANT: We didn't found any reservation by this name.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for opting us.