Hello.
user
Hello. How may I help you?
assistant
I want to change my reservation, due to heavy rainfall in Seattle, can you help me?
user
Sure, may I know your name to check your status?
assistant
I reserved the ticket on the name Paul Clark.
user
Sorry Paul Clark, there is no reservation is existed with your name.
assistant
That's fine, thank you for your information.
user
Welcome Paul Clark, have a nice day.
assistant