Hi.
user
Hello.
assistant
I am Dorothy Parker.
user
how can I help you?
assistant
I need to change my reservation as my exams got postponed. Can you please help me out?
user
Just a moment please.
assistant
Thank you for considering my request. Sure, I will wait.
user
I am sorry no reservation found on your name.
assistant
It's ok, anyway thank you for the information.
user
Thank you for choosing us.
assistant