Hello.
Hello. How may I serve you today?
I am Margaret Mitchell. Due to sudden work, I want to change my reservation. Can you please help me with it?
Sure, I'll help you with this.
Thank you.
Please wait a moment I'll check the reservation list.
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, not an issue. Thank you for your information.
Thank you for availing us.