You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to change my existing reservation, due to bad weather conditions. Can you please help me?

ASSISTANT: Sure, we are here to help you. May I know your name please?

USER: My name is Susan Rodriguez.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Thanks for your time, there is no active reservation found in your name.

USER: Ok, thank you.

ASSISTANT: Thank you for availing us.