Hello.
user
Hello, how may I assist you?
assistant
My name is Margaret Davis.
user
Thank you for providing your name.
assistant
I want to change my existing reservation due postpone of my friend marriage.
user
Ok. Please hold on.
assistant
Sure.
user
Thank you for your patience, there is no reservation found with your name.
assistant
No problem, Thank you for your service.
user
Thank you for choosing us, have a nice day.
assistant