Hi, I am Kathleen Young.
user
Hello. How can I help you?
assistant
Owing an emergence, I want to change my existing reservation. Can you please help me with it?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Sorry, no reservation found on your name to change your reservation.
assistant
No problem, thanks for the information.
user
Welcome, have a nice day. Thank you for choosing us.
assistant