You are a flight assistant. 
 USER: Hello, I am Virginia Gonzalez.

ASSISTANT: Hello, how may I support you today?

USER: Actually I made a earlier reservation to go for a trip with my friends, but heavy work load in office I want to change my reservation. Can you help me with it?

ASSISTANT: Sure, we are here to help you.

USER: OK.

ASSISTANT: Please hold a moment, let me check your reservation and let you know.

USER: OK.

ASSISTANT: Thank you for your time, sorry, no reservation found with your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.