Hello, I am Nicholas Williams.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation due to some health issues, can you please help me with that?
user
Sure, we are here to help you today? Please hold a moment.
assistant
Ok.
user
Thank you for your time, sorry, no reservation found with provided name.
assistant
Ok, no issues. Thanks for your service.
user
Thank you for opting us.
assistant