You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Jerry Anderson. Can you help me to change my reservation to another destination?

ASSISTANT: Sure, I am here to help you out. Please allow me a moment.

USER: Ok, I will wait.

ASSISTANT: Sorry Jerry Anderson, there is no active reservation on your name in our database.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for reaching us.