Hi.
user
Hello.
assistant
I'm Marry Perez here.
user
How can I help you?
assistant
I want to change my existing reservation, because of postpone of my business meeting. Can you please help me?
user
Sure, please wait for a while. Sorry, there is no previous reservation matching with your name to change further.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for choosing us.
assistant