You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Alexander Roberts. 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, please wait for few minutes.

USER: OK.

ASSISTANT: There is no recent reservation found on your name.

USER: Not an issue, thanks for the information.

ASSISTANT: Thank you for choosing us.