You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

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

ASSISTANT: Sure, I am here to help you. May I know your name to check your reservation status?

USER: Thank you and myself Carolyn Garcia.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: We regret to inform you that, we have not found any active reservation on your name in our records.

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

ASSISTANT: Thanks for opting us, have a good day.