You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of service you are expecting from our agency?

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

ASSISTANT: Sure, I am happy to help you to cancel your flight ticket. Can you please tell me your good name?

USER: My name is Mary Baker.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no active reservation found with your name to cancel.

USER: Ok, not a problem. Thank you.

ASSISTANT: You are welcome. Thank you for opting us.