You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Stephanie Carter here. I was planning to change my holiday location for my planned trip. So, can you help me with changing my reservation?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on given name.

USER: That's fine. No problem with it. Thank you for checking.

ASSISTANT: Thank you for reaching us.