You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Stephanie Williams. Would it be possible to change my reservation, which I have done with my name?

ASSISTANT: Sure, please wait for a moment.

USER:    Ok.

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

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for choosing us.