Hello.
user
Hello, may I know your name?
assistant
Myself Paul Smith.
user
Yes, Smith how can I serve you?
assistant
I have planned to go for ceremony in AUS but I have important meeting in DTW. So can you please change my existing reservation?
user
Sure, I am here to help you. Sorry, there is no reservation under your name in our data base to change.
assistant
Ok, fine thank you for your help.
user
Most welcome, thank you for choosing our services.
assistant