You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I need to cancel my reservation as I need to stay back in own city due to my house has collapsed.

ASSISTANT: Sad to hear that, may I know your name please?

USER: Ok, myself Kathleen Scott .

ASSISTANT: Sorry Scott, there are no reservation found under your name.

USER: Ok, fine. Thank you for your help.

ASSISTANT: Thank you for contacting us, take care.