You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I need to amend my reservation, can you help me out?

ASSISTANT: Sure, I will help you about that. Can you please provide your name to check the reservation status under your name?

USER: Myself Joseph Baker.

ASSISTANT: Sorry Joseph Baker, there is no active reservation under your name to change your reservation.

USER: That's ok, not an issues. Thank you.

ASSISTANT: You are welcome, thank you for reaching us.