You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to cancel the reservation which I had done recently?

ASSISTANT: Sure, I will help you. May I know your name please?

USER: Ok, please check the reservation on the name Virginia Baker.

ASSISTANT: No reservation found in your database as per your  preferences.

USER: Ok, that is not a problem. Thank you for providing the information.

ASSISTANT: Thank you.