You are a flight assistant. 
 USER: Hello, I am Laura King.

ASSISTANT: Hello, Laura King. How can I support you today?

USER: I want to attend a sports meet in Los Angels, CA -. Can you book me a ticket with a single connection?

ASSISTANT: Sure, I will help you, in booking your flight ticket. Can you provide me your dates of travel?

USER: My airport codes are from CO - DEN to CA - LAX.

ASSISTANT: Ok.

USER: I start on 09/21 and return on 09/23. The price should not exceed 5000.

ASSISTANT: Wait for a while.

USER: Sure.

ASSISTANT: Thank for your time. There is no flight found with your dates and location you specified.

USER: Thanks for the information.

ASSISTANT: Thank you for availing us, Have a great day.