You are a flight assistant. 
 USER: Hi. I am Timothy Thompson.

ASSISTANT: Hello, how can I help you today?

USER: I made a reservation earlier for a connecting flight unknowingly so, I want to change my reservation for a direct flight. Can I have your help in that?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: We have not found any flight reservation on your given name.

USER: Ok, that's not a big issue.

ASSISTANT: Thanks for choosing us.

USER: Thanks for the information.