Hello. I am Rebecca Hernandez.
user
Hello, how can I give assistance to you Rebecca Hernandez?
assistant
I need to change my recent reservation due to postpone of my  holiday trip with my family. Could you please change it for me?
user
Sure, we are here to help you. Ok, please wait for a while, I will check the status and notify you.
assistant
Sure.
user
Thanks for your time, there was no reservation on your name.
assistant
No problem, thank you for your information.
user
Thank you for choosing us.
assistant