Hello.
Hello. How can I assist you today?
Actually, my exam has been postponed due to some problem, can you please help me to change my existing reservation?
May I know your good name please?
Sure, my name is Benjamin Roberts here.
Please wait, I will get back to you.
Sure, take your time.
Sorry Roberts, no reservation found under your name.
Ok, no problem. Thank you for your service.
It's my pleasure, have a good day.