Hello. I am James Lee.
user
Hello, how may I serve you at this moment?
assistant
Can you please help me in changing my existing reservation, as my football match got postponed to some other date.
user
Sure, we are here to help you. Please wait for a while.
assistant
Sure.
user
Sorry no reservation has been found with your name.
assistant
No problem, thanks for your information.
user
Thank you for choosing us.
assistant