Hello, I am Sarah Lopez.
user
Hello, what can I do for you now?
assistant
Due to sudden change in climate. I want to change my existing reservation. Can you please help me with changing my existing reservation?
user
Sure, I am happy to help you. Please wait a moment.
assistant
Sure.
user
Sorry to inform you that there is no reservation found on your name.
assistant
No problem, thank you for providing information.
user
Thanks for choosing us and have a nice day.
assistant