You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Linda Anderson.

ASSISTANT: How can I assist you?

USER: I need your help in cancelling my recent reservation.

ASSISTANT: Sure, I will cancel it. But no reservation on your name to cancel it Linda.

USER: It's OK.

ASSISTANT: I hope you have a great day a head.

USER: Thank you.

ASSISTANT: Your most welcome.