Hello. I am Brian Anderson.
Hello, how can I assist you at this moment?
Due to sudden change of my business meeting because of some technical problem, I need to change my reservation. So, can you help me with that?
Sure, I am here to help you.
Thank you.
Please standby, while I will check in the previous reservation list and get back to you.
Sure.
Thanks for your waiting, there is no active reservation found on your name.
Ok, thank you for informing me.
Thank you for reaching us, have a nice day.