Hello.
user
Hello, how can I assist you today?
assistant
I am Richard Garcia. Suddenly I got a call from my manager to attend a meeting, so I need to change existing reservation. Can you please help me?
user
Sure, I am ravish to help you.
assistant
Ok, thank you.
user
We hardly tried to find your reservation but, no reservation has been found with your name.
assistant
That's ok, thank you for your information.
user
Thank you for your positive response.
assistant