You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to change my reservation to another destination, so can you help me to change my reservation?

ASSISTANT: Sure, I am glad to assist you and may I know your name please for checking purpose?

USER: Sure, my name is Rachel Williams.

ASSISTANT: Please allow me a moment.

USER: Ok.

ASSISTANT: I have checked based on your request, there is no reservation found for the user name to help you in ticket modification.

USER: That's ok, thank you.

ASSISTANT: You are most welcome and thank you for reaching us.