You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please help me to cancel my reservation?

ASSISTANT: Sure, please share me your good name.

USER: I am Mary Young.

ASSISTANT: Please wait for a while.

USER: Sure.

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

USER: Not a problem, thank you.

ASSISTANT: Thank you for opting us.