You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Rachel Jackson.

ASSISTANT: How can I assist you?

USER: Would it be possible to change my reservation to new locations?

ASSISTANT: Ok, sure please wait.

USER: Ok.

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

USER: It's ok, thanks for checking.

ASSISTANT: Most welcome.