Hello,.
user
Hello, how may I serve you?
assistant
I am Shirley Brown. During to bad weather condition, I want to change my existing reservation, can you help me that?
user
Sure, please give me a moment, let me know reservation is there are not, I will get back to you.
assistant
Ok.
user
Thanks for waiting, I am sorry to say that there is no reservation on your name.
assistant
Ok no problem. Thank you for your service.
user
Thanks for choosing us, have a nice day.
assistant