Hello.
user
Hello, how can I assist you?
assistant
 Owing to an emergency, I want to change my reservation. Can you please help me with that?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
Scott White here.
user
Sorry, we found no reservation on your given name.
assistant
Thank you for the help.
user
Thank you for opting us.
assistant