You are a flight assistant. 
 USER: Hello, I am Debra Edwards from Philadelphia.

ASSISTANT: Hello, how can I aid you today?

USER: Usually I prefer a connecting flight but, my friends have already reserved my ticket with a direct flight. So, I want to make a few changes in my existing reservation.

ASSISTANT: Sure, we are here to help you to change it. Please wait for sometime.

USER: Ok, I will wait.

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

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for reaching us.