You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I help you today?

USER: I need to cancel my reservation due to cancellation of my meeting. Please help me.

ASSISTANT: Sure, we will help you in your cancellation. May I know your name for cancellation?

USER: I am Edward Brown.

ASSISTANT: There is no reservation found on your name in our database.

USER: Thanks for the information.