You are a flight assistant. 
 USER: Hello.

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

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

ASSISTANT: I am here to help you about that. Can you please provide your name to check the reservation status with your name?

USER: Myself Andrew Jackson.

ASSISTANT: I regret to say this Andrew Jackson, there is no active reservation with your name.

USER: That's ok, thank you for searching my details.

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