You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Sharon Anderson.

ASSISTANT: How can I assist you at this moment?

USER: I would like to cancel my reservation, could you help me out?

ASSISTANT: Sure, I will help you with this. Please give me a moment to check your reservation status.

USER: Sure, take your time.

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

USER: Thank you.

ASSISTANT: Thank you for contacting us.