Hello, I am Margaret Perez.
user
Hello, how can I assist you today?
assistant
I made a reservation earlier, due to some personal work I want to change my existing reservation. Can you please help me with this?
user
Sure, please wait for a moment.
assistant
Sure.
user
Thank you for waiting, no reservation was found on your name.
assistant
Ok, Thank you for your service.
user
Thank you for reaching us.
assistant