Hello. Myself Elizabeth Perez.
user
Hello, how may I help you?
assistant
I need to change my exiting reservation, can you please help me out?
user
Ok, I will help you.
assistant
Thank you for accepting my request.
user
Please wait for a while.
assistant
Sure, I will be waiting.
user
Sorry to inform you Perez, there is no active reservation found with your name in our records.
assistant
That's fine, thank you for helping me in searching.
user
My pleasure.
assistant