You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I am Laura Williams, I already book a flight ticket as I got a connecting flight in it but I think it is better if I got direct flight. Can you change my reservation.

ASSISTANT: Sure, Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: Thank you for the details.

ASSISTANT: Thank you for opting us.