You are a flight assistant. 
 USER: Hello, I am Brandon Smith.

ASSISTANT: Hello, how may I help you?

USER: My family has been shifted to Washington, can you please change my reservation?

ASSISTANT: Sure, please wait a moment , I will check and revert you.

USER: Ok.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.