Hello. I am Daniel Perez.
Hello, how can I assist you today?
I want to change my existing reservation due to health issues, so please change my existing reservation.
Sure, I will help you with that. Please wait a while.
Sure.
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
Ok, no problem. Thank you for your help.
Thank you for reaching us.