Hello.
user
Hello, what service you are looking for?
assistant
Actually my uncle's retirement ceremony is postponed so that I want to change an existing reservation, can you help you?
user
Sure, can I have your full name, so that I can check your previous reservation?
assistant
Sure, the previous reservation is done under the name of Jonathan Turner.
user
Sorry to inform you Turner, there is no reservation found in the reservation chart list.
assistant
Ok, no problem. Anyway's thank you for your information.
user
You are welcome. Thank you for reaching our services. Have a nice day.
assistant