Hello.
user
Hello. How can I assist you today?
assistant
I want to change my existing reservation due to postpone of my seminar. Can you please help me?
user
Sure, may I know your name to check for the previous reservation?
assistant
Linda Smith here.
user
There is no reservation found under your name in our data base.
assistant
No worries, thank you for the information.
user
Thank you for contacting us.
assistant