Hello.
user
Hello, How can I assist you the day?
assistant
I am planning to visit a Central Park at New York due to some issues it was postponed, so can you help me with changing my existing reservation?
user
 Sure, I am here to serve you. Please mention your name to proceed to next step?
assistant
My name is Kenneth Miller.
user
Ok, please wait for a minute. I will revert to you.
assistant
Sure, I will wait.
user
Thank you for the patience. We did not find any reservation that matches with your name.
assistant
Not an issue. Thank you for your response.
user
Thank you for approaching us, regarding ticket changing procedure.
assistant