Hello.
user
Hello, how may I help you?
assistant
I am Samuel Nelson here. I would like to change my existing reservation, which is done recently. Can you please help me out?
user
Sure, wait a minute.
assistant
Ok, take your own time.
user
Sorry, we could not find any reservation on your name.
assistant
Not a big problem, anyway thank you for the information.
user
Thank you for opting us.
assistant