Hello.
user
Hello, what can I help you for today?
assistant
Myself Kimberly Turner. I want to do some modification in my previous existing reservation, can you help me for that?
user
Sure, I  will definitely help you about it. Please give me a moment to check your existing reservation.
assistant
Sure, take your time.
user
Sorry Turner, I do not find any reservation under your name to change it.
assistant
That's ok, thank you for checking.
user
My pleasure, thank you for reaching out here. Hope you have a great day ahead.
assistant
Welcome.
user