Hello, Steven Roberts here.
user
Hello, how can I serve you?
assistant
I made a reservation earlier in a wrong date unknowingly so, I want to change my existing reservation. Can you help me to change it?
user
Sure, please wait a while let me check the reservation list and let you know the status.
assistant
Ok.
user
Sorry, we found that no reservation in your given name.
assistant
Ok, no problem. Thanks for your assistance.
user
Thank you for availing with us.
assistant