You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Ruth Miller, I want to cancel my recent reservation due to cancel of my conference.

ASSISTANT: Sure Ruth, let me allow to go through our database and look for your reservation.

USER: Sure.

ASSISTANT: I don't find any reservation on your name.

USER: Not an issue, thank you for your help.

ASSISTANT: Thank for reaching us.