You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have a small corrections in my reservation, so can you please change my existing reservation?

ASSISTANT: Sure, can you please tell your name to check you reservation details?

USER: Myself Stephanie Gonzalez.

ASSISTANT: Sorry, there is no reservation found by your name.

USER: Ok, fine not an issue. Thank you for your information.

ASSISTANT: Thank you and have a nice day.