Hello,.
user
Hello. How may I be of your help?
assistant
I want to change my existing reservation due to postpone of my client meeting, so can you help me in changing my reservation?
user
Sure, I'll try to help you with this. Please let me know your name to check the reservation status.
assistant
My name is Charles Miller.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for waiting, we did not found any reservation by this name.
assistant
No problem, thank you for the information.
user
Thank you for opting us.
assistant