You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am Nicole Adams. I would like to change my reservation as I am leaving for delegates meet, can you please help me out?

ASSISTANT: Sure, we are here to help you. Sorry, there is no activate reservation found on your name in our database.

USER: Ok no problem, thank you for your services.

ASSISTANT: You are most welcome and thank you for consulting our agency.