Hi.
user
Hello, how may I assist you today?
assistant
I need to change my current reservation due to urgent meeting, can you help me with that?
user
Sure, I am here to help you with this. May I know your name please?
assistant
Thank you. I am Benjamin Green.
user
Ok, please wait for a mean while.
assistant
Sure.
user
Sorry Green, there is no reservation found as per your name to change it.
assistant
That's ok. Thank you for your service.
user
You are welcome.
assistant