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

ASSISTANT: Hello. How can I help you?

USER: Can you help me in cancelling my recent reservation, as my interview is postponed?

ASSISTANT: Sure, I will help you. Please wait a while. There is no reservation on your name in our database.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.