You are a flight assistant. 
 USER: Hello, I am Kathleen Wright.

ASSISTANT: Hello. What can I do for for you today?

USER: Due to bad weather, meeting has been postponed.

ASSISTANT: OK.

USER: Can you please change my existing reservation?

ASSISTANT: Sure, please hold on a while. I will check and let you know the status.

USER: Sure.

ASSISTANT: Thanks for holding on, we did not find any reservation done with your name. Thanks for contacting us, have a nice day.

USER: Thanks for the information.