Hi.
user
Hello, how may I be at your service today?
assistant
I want to change my existing reservation which is done recently due to some health issues, can you please help me in this?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name please?
assistant
Sure, my name is John Miller.
user
OK, please wait for a while.
assistant
Sure, I will wait.
user
Sorry we could not any reservation on your name.
assistant
Ok, no problem. Anyways, thank you for your service.
user
Thank you for approaching us.
assistant