Hello,.
Hello, how can I render you today?
As there is a sudden change in climate at my destination, I want to change my existing reservation. Can you please help me in changing my reservation?
Sure, I will help you with that.
Thank you.
 On what name, do I need to check your reservation status?
My name is Matthew Wright.
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.
No problem, thank you for the information.
Thank you for choosing us.