You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I just want to cancel my recent reservation, as my NBA play offs match has been cancelled. Can you help me with cancelling?

ASSISTANT: Sure, we are here to help you. Can I have your name to track your details?

USER: Michelle Clark is my name.

ASSISTANT: Ok, just wait a moment.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there was no reservation found on the name Michelle Clark.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for consulting us.