Hi,.
user
Hello. How may I render you today?
assistant
I am Rebecca Hernandez.
user
Ok.
assistant
Please, help me in cancelling my reservation.
user
Sure.
assistant
Thank you.
user
Please wait for a while, I will revert to you.
assistant
Sure.
user
Thanks for waiting.
assistant
Ok.
user
But we are sorry to inform you that, no reservation is existed previously to proceed further.
assistant
Ok, thak you for  information.
user
Thank you.
assistant