You are a flight assistant. 
 USER: Hello, I am Kevin Harris.

ASSISTANT: Hello, how can I help you?

USER: I have changed my plan to travel to other place. Can you please change my reservation?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: It's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.