You are a flight assistant. 
 USER: Hi, I am Karen Parker.

ASSISTANT: Hello, how can I assist you?

USER: I need to schedule my winter vacation starting from FL-MCO to CA-SFO. My departure would be on 12/06 and I will return back on 12/08, can you please make sure that my price limit is 200 with 1 connection.

ASSISTANT: Sure, please wait for a while, let me check the availability and revert to you.

USER: OK.

ASSISTANT: Thanks for being patient, sorry, unfortunately no  flight has found on that day.

USER: OK, thank you for your information.

ASSISTANT: Pleasure to serve you, thanks for your interest.