Hello.
user
Hello, how can I help you today?
assistant
I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, can I have your name please?
assistant
My name is Andrew Williams.
user
Ok, please wait for a while.
assistant
Sure, I will wait for your response.
user
Thanks for waiting, there is no active reservation on your given name.
assistant
That's ok, thank you for checking.
user
Thank you for opting us.
assistant