You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my reservation due to occurrence of heavy rainfall, can you help me?

ASSISTANT: Yes, I can. Please tell me your name.

USER: Sure, myself Michelle Phillips.

ASSISTANT: There is no reservation found for you Michelle.

USER: That's ok, no problem.

ASSISTANT: Thank you for using our service.

USER: Thanks for searching.