Hello.
user
Hello. How can I address you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, can I know your name please?
assistant
Cynthia Taylor here.
user
Please give me a moment.
assistant
Sure.
user
We are sorry to inform you that there is no reservation found with your given name,.
assistant
No problem, thanks for your information.
user
Thank you for choosing us.
assistant