You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I want to change my reservation on the name of Patrick Adams, so help me in changing.

ASSISTANT: Sure, we are here to help you. Please wait for a while.

USER: Sure.

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

USER: No problem, thanks for your support.

ASSISTANT: Thanks for connecting us, have a great day.