You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Myself Anna Robinson. For some personal reason I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure Anna, I will help you to cancel your reservation. Wait a moment.

USER: Sure.

ASSISTANT: Anna, unfortunately there is no reservation found for you.

USER: It's ok. Thank you for the information.

ASSISTANT: Welcome.