Hi.
user
Hello, how may I assist you today?
assistant
I am Emily Walker. I want to change my reservation, can you help in change my reservation?
user
Sure, I am here to help you with this. Please wait for a moment.
assistant
Sure.
user
Sorry Walker, there is no reservation found under your name to change it.
assistant
That's ok, thank you for your help.
user
You are welcome always.
assistant