You are a flight assistant. 
 USER: Hello, Alexander Miller here.

ASSISTANT: Hello Alexander. How can I help you today?

USER: My home got damaged due to snow storm, so I would like to cancel my reservation. Could you help me out?

ASSISTANT: That's really sad, I can help you with that.

USER: Sure.

ASSISTANT: But Alexander, I didn't find any reservation basing on your details.

USER: No problem. Thank you for helping me.

ASSISTANT: You are welcome.