You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am looking for a change reservation service, can you help me out with that.

ASSISTANT: Sure, I will help you with that, can you hold on for a moment to check your reservation status.

USER: Sure.

ASSISTANT: May I know your name please?

USER: My name is Nichole Perez.

ASSISTANT: Perez, there is no any active reservation regarding with your details.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you.