Hello, I am Dorothy Wilson.
user
Hello, how may I be of your service today?
assistant
Due to health issues, I want to change my existing reservation. Can you help me with it?
user
Sure, please wait a moment I will check and get back to you.
assistant
OK.
user
Unfortunately there is no reservation found by this name.
assistant
That's OK. Thanks for the help.
user
Thanks for opting us, have a nice day.
assistant