Hello. I am Ryan Phillips.
Hello, How exactly I can serve you the best today?
Will you please help me in changing my existing reservation as my plan to visit my grand parent's home got postponed?
Sure, I will help you with that.
Thank you.
Please wait a moment.
Sure.
Thank you for waiting.
Ok.
 I have checked in reservation list to change your ticket, but could not find any reservation with your name.
It's ok, not an issue.
Thank you for choosing us.