Hello.
user
Hello, how can I help you?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, I am here to help you for changing.
assistant
Thank you.
user
Ok, please provide your good name.
assistant
I am Thomas Turner.
user
Ok, please wait.
assistant
Sure.
user
Thank you for your patience, There was no reservation found on your given name.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for opting us.
assistant