Hello, Nicole Moore here.
user
Hello, how can I help you?
assistant
Due to some personal reasons my trip to Chicago was postponed as if now I want to change my existing reservation. Can you be my helping hand in doing this?
user
Sure, please wait for a moment, I will check and get back to you.
assistant
Ok.
user
Thanks for waiting. Sorry, there is no reservation found with your name.
assistant
Ok, no worries. Thanks for your information.
user
Thanks for choosing us.
assistant