Hi, I am John Miller.
user
Hello, How can I provide service to you?
assistant
Owing an emergence, I want to change my existing reservation. Can you please help me with it?
user
Sure, please be on hold.
assistant
Thank you.
user
Thanks for holding on, we did not find any reservation with your name.
assistant
Ok, no issues. Thanks for the help.
user
Thanks for approaching us, hope to serve you again.
assistant