You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation. Can you help me for that one?

ASSISTANT: Sure, we are here to help you. May I know your good name please?

USER: Sure, Brian Robinson here.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, there is no active reservation found on your name to cancel.

USER: No issues, thank you for reaching us.

ASSISTANT: Thank you for choosing us.