Hello,.
user
Hello, how may I help you?
assistant
Can you please help me in changing my existing reservation, as my exam got postponed.
user
Sure, may I know your name?
assistant
Myself, Ronald Robinson.
user
Wait a minute.
assistant
Ok.
user
Sorry, there was no reservation found on our name.
assistant
Ok, no issues. Thank you for checking.
user
Thank you for choosing us.
assistant