You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Is this flight booking agency?

ASSISTANT: Yes, this is flight booking agency.

USER: Recently, I had reserved a ticket to my job location, but, on a sudden change my boos got shifted my project to other location. So, I would like to change my reservation, can you find it?

ASSISTANT: Yes, I can help you with that. Can I know your name for documentation purpose?

USER: My name is Karen Young.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER:  It's alright, no problem, thanks for your quick response in finding.

ASSISTANT: You are welcome.