Hello,.
user
Hello, how may I abet you today?
assistant
I made a reservation earlier in the wrong date unknowingly so, can you please change my existing reservation?
user
Sure, may I know your good name to check the reservation on your name?
assistant
My name is Benjamin Nelson.
user
I regret that there is no reservation found on your name.
assistant
Ok, not an issue. Thanks for helping me.
user
Thank you for making us to serve you.
assistant