Hello.
user
Hello.
assistant
I am Gregory Campbell.
user
How can I help you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, I am here to help you with that.
assistant
Thank you.
user
Sorry, no reservation found on your name.
assistant
Ok, no problem.
user
Thank you for reaching us, have a nice day.
assistant