Hi.
Hello.
I am Nicholas Martin.
Hello,  Nicholas how can I help you today?
My exam got cancelled in this week, can you help me to cancel my recent reservation?
Sure, I would be happy to help you. Wait for some time.
Sure, take your time.
Thanks for your precious time. There was no reservations found on your name.
That's fine, not an issue. Thank you for your help.
Thanks for connecting us, Have a great day.