Hello.
user
Hello. How may I address you today?
assistant
I already have a reservation to attend a conference. In Skype call conference has been completed. Can you please change my existing reservation?
user
Sure, please provide your name?
assistant
My name is John Clark.
user
Thank you for your name there is no reservation found on your name.
assistant
It's Ok. Thanks for your positive response.
user
Thank you for making us to assist you.
assistant