Hi. Ronald Hernandez is my name.
user
Hello, how can I assist you?
assistant
Due to sudden change of my business meeting, I need your help in changing the reservation.
user
Sure, please wait a moment.
assistant
Ok.
user
Thanks for waiting.
assistant
It's Ok.
user
Sorry, there was no reservation found on your name.
assistant
Thank you for your service.
user
Thank you for choosing us.
assistant