You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Ruth Hill, I need to amend my reservation as my house got outburst. Can you please help me about my reservation modification?

ASSISTANT: Sure, I can help you in modifying the details. Can you please give me a minute?

USER: Thank you for considering my request.

ASSISTANT: Sorry to inform you, there is no active reservation found with your name.

USER: Ok, I will wait for your response. It's ok, anyway thank you for the information.

ASSISTANT: You are welcome. Thank you for opting me.