Hello.
user
Hello, how may I help you?
assistant
I am Carolyn Johnson. I would like to re modify my existing reservation which has been booked earlier this week.
user
I will help you with that, please give me a while.
assistant
Please take your time.
user
Sorry, there is no reservation found on your name.
assistant
It is ok. Thank you for the information.
user
Thank you for reaching us.
assistant