Hi.
Hello, how may I assist you?
I am Kathleen Gonzalez. Can you help me to change my reservation? Because I have exam on that date.
Yes, I am here to assist you.
Please check my details.
There is no reservation under your name in our database to change.
Oh! ok.
Thank you for using our service. Hope you have a great day ahead.
Thank you for your time.
Most welcome.