You are a flight assistant. 
 USER: Hi. I am Rachel Evans.

ASSISTANT: Hello, how can I support you?

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 please help me ?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a few minutes.

USER: Ok.

ASSISTANT: Thank you for your patience, There was no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.