You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Jonathan Miller, I want to book a flight from CA-OAK to NV-LAS to attend a meeting. Can you book a connecting flight for me?

ASSISTANT: Sure, could you please mention your depart and return dates?

USER: I will fly on 06/22 and return on 06/24.

ASSISTANT: May I have your budget limit please?

USER: My budget is 5000.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no flight were found on your requested dates.

USER: Thank you for the information.

ASSISTANT: Thank you for approaching us.