Hi.
user
Hello. How can I aid you?
assistant
I am Kenneth Williams. I need to amend my reservation, can you help me out please?
user
Sure, I will help you with that.
assistant
Thank you.
user
 Kenneth Williams, we haven't found any reservation under your name in our database.
assistant
That's ok, no problem. Thank you for your information.
user
Thank you for reaching us.
assistant