You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ruth Robinson.

ASSISTANT: Ruth, how can I assist you?

USER: I want to cancel my reservation.

ASSISTANT: Ok, I will help you with that. Let me check your reservation status in our database.

USER: Sure.

ASSISTANT: I found your reservation and I have cancelled your reservation successfully.

USER: Thank you for your help.

ASSISTANT: You are most welcome.