Hello.
user
Hello. How may I help you out?
assistant
I would like to spend some more days with my family, please help me in changing my existing reservation.
user
Sure, I will help you in changing the reservation.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Thomas Hall.
user
Sorry, there are no reservation found.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for choosing us.
assistant