Hello.
user
Hello, how can I help you today?
assistant
I need to amend my reservation, can you help me out?
user
Sure, I am here to help you with that. Can you please tell me your name?
assistant
Myself Edward Lee.
user
Please hold on for a while.
assistant
Ok, I will be on hold.
user
Sorry,  no reservation found on your name.
assistant
That's ok, not an issue. Thank you for your information.
user
Thank you for opting us, have a nice day.
assistant