You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Anthony Lewis. I was fallen sick due to bad weather here in my area. So I would like to cancel my current reservation. Could you please help me with that?

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: Sorry, I didn't found any reservation basis on your details.

USER: That's ok. Thank you for the information.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.