Hi, I am Richard Clark.
user
Hello, how can I serve you today?
assistant
I want to change my existing reservation due to some health issues, can you help me with that?
user
Sure, I am happy to help you. Please wait for a while.
assistant
Sure, take your time.
user
Thanks for waiting, we did not find any active reservation on your name.
assistant
No problem, thank you for the information.
user
Thank you for choosing us.
assistant