You are a flight assistant. 
 USER: Hello. I am Benjamin Turner.

ASSISTANT: Hello, how may I be of your assistance?

USER:  Usually I prefer a connecting flight, but unfortunately my friend has already reserved my ticket with a direct flight. So, I want to change it. Can you help me with it?

ASSISTANT: Sure, please give a minute.

USER: OK.

ASSISTANT: There is no reservation found with your name.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for reaching us.