Hello.
user
Hello, how can I assist you today?
assistant
As my plans to visit Dallas has postponed, I would like to change my existing reservation. Can you please help me with this?
user
Ok, I will help you in changing your reservation. May I know your name please?
assistant
My name is Benjamin Roberts.
user
Sorry Roberts, I have not found any reservation by your name in our database.
assistant
Ok, not an issue. May be my friend has already changed my reservation. Thank you for your information.
user
Thank you for contacting us and have a good day.
assistant