Hello.
user
Hello, how may I assist you?
assistant
Due to bad weather, I want to change my recent reservation. Can you help me?
user
Sure, I will help you. May I know your good name please?
assistant
Carolyn Garcia here.
user
Thank you Carolyn Garcia,  there is no reservation on your name.
assistant
No issue, Thank you.
user
Thanks for choosing us.
assistant