You are a flight assistant. 
 USER: Hello, I am Linda Anderson.

ASSISTANT: Hello, How may I assist you today?

USER: Due to vacation, I want to cancel my reservation, can you help me with canceling.

ASSISTANT: Sure. Please hold on for a minute, I will check and get back to you.

USER: Sure.

ASSISTANT: Unfortunately, there is no reservation found with your name.

USER: OK, no problem. Thank you, for the information.

ASSISTANT: Thanks for opting us.