Hello. Charles Williams here.
user
Hello, how can I help you?
assistant
I would like to change my reservation, can you please help me with that?
user
Sure, please wait for a moment.
assistant
Sure, take your time.
user
Sorry, there was no reservation found with your given name.
assistant
That's ok, no problem. Thank you for checking out.
user
Thank you for opting us.
assistant