You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by Floods. Can you please help me in that?

ASSISTANT: Sure, I am glad to help you with that. Can you please share your name?

USER: My name is Anthony Parker.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name in our database.

USER: Ok, that's not a problem. Thank you.

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