Hello.
user
Hello, how can I help you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, I will help you with that. Please mention your good name?
assistant
I am Andrew Mitchell.
user
Please wait for a moment, while I check for the reservation.
assistant
Sure.
user
Thank you for waiting, sorry there is no reservation found on your name on our system data.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for visiting us, we hope see you again.
assistant