Hi.
user
Hello.
assistant
This is Michelle Martinez.
user
How may I provide assistance to you?
assistant
I want to change my recent reservation due to prepone of my lab exams. Can you please help me in that?
user
Sure, please wait a while let me check in the reservation list and know you the current status.
assistant
Ok.
user
Thank you for your time.  Sorry, there is no reservation matching with your name in our portal to make changes further.
assistant
It is not an issue. Thank you for your service.
user
Thank you for opting our agency. Have a nice day.
assistant