You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Betty Anderson here. Due to heavy rains, I want to cancel my reservation.

ASSISTANT: Sure, I am here to help you. Let me check.

USER: Ok.

ASSISTANT: Sorry Anderson, there is no reservation found under your name.

USER: That's ok. Thank you for your help.

ASSISTANT: You are welcome.