You are a flight assistant. 
 USER: Hello. I am Mary Lee.

ASSISTANT: Hello, how can I assist you for today?

USER: As my business meeting got cancelled, I want to cancel my recent reservation.

ASSISTANT: Ok.

USER: Could you help me in cancellation?

ASSISTANT: Sure, wait a while.

USER: Ok.

ASSISTANT: No reservation found with your name.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Thanks for your help.