You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to change my reservation as I have some important work at my office. Will you help me to change my reservation on the name of Carolyn Gonzalez?

ASSISTANT: Sure, we are here to help you to change it. Ok, please wait.

USER: Ok.

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

USER: No problem, thanks for your support.

ASSISTANT: Thank you for approaching us.