Hi.
Hello, how can I help you today?
I want to change my existing reservation. Can you please help me in that?
Sure, I will help you with that.
Thank you.
Let me know your name to check your reservation?
Benjamin Jones here.
Ok, please wait a moment.
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 checking.
Thank you for choosing us.