You are a flight assistant. 
 USER: Hi. I am Anthony Williams.

ASSISTANT: Hello, how can I help you today?

USER: I just want to cancel my reservation due to weather condition.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to inform, no reservation found with your name.

USER: Not a problem. Thank you for quick response.

ASSISTANT: Thanks for reaching us, have a  good day.