You are a flight assistant. 
 USER: Hi, I am Margaret Harris.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my reservation due to bad weather in my place, can you please help me in cancelling the reservation?

ASSISTANT: Sure, please wait a moment I'll check the details of reservation on your name.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, no reservation found on your name.

USER: Ok, thank you for your response.

ASSISTANT: Thanks you for approaching us. Have a nice day!.