Hello.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, may I know your name?
assistant
I am Jonathan Hill.
user
Ok, please wait for a minute.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for reaching us.
assistant