You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Rodriguez.

ASSISTANT: How can I assist you at this moment?

USER: I want to cancel my reservation today, can you help me?

ASSISTANT: Sure, I will help you with this. Please be on hold for a moment.

USER: Sure, take your time.

ASSISTANT: Carolyn Rodriguez, there is no active reservation found under your name in our database.

USER: It's ok, not an issue.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your help.