Hi.
user
Hello, what can I do for you?
assistant
 I need to cancel my recent reservation due to my scheduled examination dates has been postponed. Can you please help me in cancellation?
user
Sure, let me know your name to check your reservation?
assistant
Please check the reservation on the name of Rebecca Parker.
user
I regret that there is no reservation found on your name.
assistant
Ok, thank you for your respose.
user
Thanks for contacting us, have a good day.
assistant