You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

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

ASSISTANT: Sure, May I know your name?

USER: Myself Debra Phillips.

ASSISTANT: Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

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

ASSISTANT: Thank you for opting us.