Hello,.
Hello, how can I serve you today?
I made a reservation earlier to go to holiday trip with my friends, due to some financial problems I want to change my reservation. Can you please help me with  that?
Sure, may I know your good name please?
My name is Ashley Wilson.
Ok, please wait a moment.
Sure.
Sorry, there is no reservation found on your name.
Ok, no issue. Thank you.
Thanks for opting us, have a nice day.