You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Edward Gonzalez here. My holiday trip to Austin got postponed as of now due to bad weather, so please help me with changing my reservation.

ASSISTANT: Sure, please hold on a minute.

USER: Ok.

ASSISTANT: Sorry, we could not find any reservation on your name.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.