Hi.
user
Hello, how may I help you?
assistant
I am James Baker. I need to change my existing reservation, Can you please help me with that?
user
Sure, please wait for a moment to check your details.
assistant
Sure.
user
No reservation found on your name in my database.
assistant
Ok, no problem.
user
Thank you for reaching us, have a nice day.
assistant
Thanks for your information.
user