Hello,.
user
Hello. How can I assist you at this moment?
assistant
I am Rachel Williams. I made a earlier reservation to meet my friend, due to some problems it got  postponed. Can you please cancel  my reservation?
user
Sure Rachel, I will help you with that.
assistant
Thank you.
user
Please wait a moment.
assistant
Sure.
user
Sorry Rachel Williams, no reservation has found under your name to cancel.
assistant
Ok, no issue. Thank you.
user
Thank you for choosing us, have a good day.
assistant