Hi.
user
Hello, how can I be of your helping hand?
assistant
I would like to change my reservation, as my friend met with an accident.
user
Sure, we will help you in changing.
assistant
Ok.
user
May I know your name to check your details?
assistant
Nicholas Young is my name.
user
Unfortunately, there is no reservation on your name.
assistant
Ok. Thank you for your service.
user
Thank you for contacting us.
assistant