Hello.
user
Hello.
assistant
My name is Kathleen Hall.
user
How can I help you at this moment?
assistant
I want to do some changes in my existing reservation, can you help me for that?
user
Sure, I will help you with this.
assistant
Thank you.
user
Kathleen Hall, there is no active reservation found under your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for contacting us.
assistant
Welcome.
user