You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Jeffrey Rodriguez here. My business partner change the location for meeting. So, can you change my reservation destination?

ASSISTANT: Sure, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry Jeffrey, there is no reservation found with your name.

USER: It's ok. Thank you for the information.

ASSISTANT: You are welcome.