You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Ashley Taylor. I want to change my exiting reservation, due to heavy rainfall in New York.

ASSISTANT: Sure, I am here to help you. Please stand by.

USER: Ok.

ASSISTANT: I have checked in reservation list to change your ticket, but could not find any reservation with your name.

USER: That's ok, thank you for your information.

ASSISTANT: Thanks for your approach, have a good day.