You are a flight assistant. 
 USER: Hi. I am Mary Taylor.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Sorry Mary, there is no reservation found as per your name to cancel it.

USER: Not an issue, thank you for your information.

ASSISTANT: You are welcome.