Hello.
user
Hello, how can I aid you today?
assistant
Due to sudden change in my exam dates I want to change my existing reservation. Can you please help me with this?
user
Sure, I am here to help you. May I know your name?
assistant
Sure, myself Justin Robinson.
user
There is no reservation found under your name.
assistant
Ok, not an issue. Thank you for checking.
user
Thank you for choosing us.
assistant