You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you today?

USER: I am Dennis Lopez. I want to attend Naperville festival in Chicago on 06/07. Can you please help me in book a flight ticket with price range of 500?

ASSISTANT: Sure, Dennis Lopez, we are happy to guide you.

USER: I need one connection in between journey.

ASSISTANT: Can you please share your journey points?

USER: My return date on 06/09. My origin airport code is OAK and destination airport code is ORD.

ASSISTANT: Thanks for your details, please hold on for a while.

USER: Sure.

ASSISTANT: Thanks for your patience, we found a Frontier plane of 1000 number that matches your criterion. The fare is 200 with one connection.

USER: Ok, please proceed with booking.

ASSISTANT: Ok, your ticket has been processed successfully.

USER: Thanks for your help.

ASSISTANT: Thanks for availing our service, we hope to serve you again.