Hello, Sandra Williams here.
Hello, how may I help you?
I have some unplanned work in my office, so I want to change my reservation.
Sandra Williams, please wait till I check with your existing reservation before proceeding with changing.
Sure, take your time.
Sorry to inform you Sandra Williams, no reservation found by your name.
No problem, thank you for helping me.
Thank you for reaching with our services. Have a nice day ahead.