You are a flight assistant. 
 USER: Hello, I am Lisa Rodriguez.

ASSISTANT: Hello Lisa Rodriguez, how can I support you?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, we will help you. Please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found based on your name.

USER: No issue, Thank you.

ASSISTANT: Thanks for opting our service.