Hello.
user
Hello, How can I help you?
assistant
I want to change my existing reservation. Could you help me with that?
user
Sure, May I know your name?
assistant
Timothy Mitchell here.
user
Please wait a second.
assistant
Ok.
user
Sorry, No reservation found on your name.
assistant
That's ok, no problem. Thank you.
user
Thank you for opting us.
assistant