You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may 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 with it?

ASSISTANT: Sure. can I have your good name please?

USER: My name is Joshua Collins.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your given name.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thanks for choosing us.