Hello.
user
Hello.
assistant
I am Sandra Hill here.
user
Can you please tell me how can I assist you?
assistant
I want to change my existing reservation, as my exams have postponed suddenly. Can you please help me with this?
user
Ok, please wait for a while. Sorry, no reservation found on your name.
assistant
Ok, no problem. Thank you for your information.
user
Most welcome.
assistant