Hi, Donald Clark here.
user
Hello Donald, how can I serve you?
assistant
My friend's engagement got postponed to next month. So, can you help me in changing my reservation to next month?
user
Sure, please give me a moment.
assistant
Sure.
user
Sorry to inform you that there is no reservation found under your name.
assistant
That's fine. Thank you for your response.
user
Thank you, have nice day.
assistant