You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Myself Patrick Moore. I want to change my reservation, will you please help me out?

ASSISTANT: Sure, I can help you with that. Let me check the details for you. Patrick, I have checked and see that there is no reservation found under your name.

USER: Thank you for the information.

ASSISTANT: You are welcome. Thank you for contacting us.