You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Emily Rodriguez, I want to change my reservation as I need a direct flight to Las Vegas in place of connecting flight. Can you change my reservation?

ASSISTANT: Sure, we are happy to help you. Please wait for a couple of seconds, I will check with the reservation and revert to you.

USER: Sure.

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

USER: Ok, thanks for the details.

ASSISTANT: Thank you for opting us.