You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Is it possible to change the destination code on my ticketed flight? As I will be touring Charlotte instead of Los Angeles for my holiday trip. So can you help me change the flight ticket reservation?

ASSISTANT: Ok, may I know your name?

USER: I am Steven White.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name to change.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for connecting with us.