You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I have a booked a direct flight to my friend, but he wants to go for a connecting flight. So, I want to change the reservation for a connecting flight. Can you do this for me?

ASSISTANT: Sure, may I know your good name please?

USER: Ok, Linda Phillips is my name.

ASSISTANT: Please wait for a minute.

USER: OK.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: ok, not a problem. Thanks for the response.

ASSISTANT: Thank you.