Hi.
user
Hello, help me with your name please.
assistant
 I need to change my existing reservation, as my scheduled football match got postponed due to bad weather. Will you please help me?
user
Ok.
assistant
I am Jack White.
user
Thanks for your name.
assistant
Ok.
user
Thanks for waiting. We did not find any reservation on your name to change.
assistant
It's ok, not an issue. Thank you.
user
Thank you for opting us.
assistant