You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: Sure, may I know your name?

USER: Gregory Young here.

ASSISTANT: Sorry, there was no reservation found on your provided name.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for opting us.