Hello, I am Helen Parker.
user
Hello, how may I aid you?
assistant
I would like to reschedule my recent reservation as my meet with a client got postponed.
user
Ok, let me check the status and revert  you.
assistant
Ok.
user
Thanks for your time. We did not find any reservations on your name.
assistant
Ok, thank you for your response.
user
Thanks for reaching us.
assistant