You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to change my recent reservation, can you please help me?

ASSISTANT: Sure, can you give me your name?

USER: Myself Michelle White.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.