Hello.
user
Hello. How may I help you?
assistant
Can you help me to cancel the reservation which I had done recently?
user
Sure, I will help you. May I know your name please?
assistant
Ok, please check the reservation on the name Virginia Baker.
user
No reservation found in your database as per your  preferences.
assistant
Ok, that is not a problem. Thank you for providing the information.
user
Thank you.
assistant