You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you today?

USER: I am Charles Collins, I want to book a flight ticket within my price limit 5000.

ASSISTANT: Ok, may I know your journey dates?

USER: My travelling dates from 11/27 to 11/29.

ASSISTANT: May I know your airport codes?

USER: I am planning to visit Redwood Regional Park in Oakland, CA - OAK and my origin from TX - HOU. I want a single connection in between my journey.

ASSISTANT: Thanks for giving the details, I found a Southwest airline flight. The flight number: 1011, price: 300 with one connection.

USER: You can proceed to booking.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thank you, for your good service.

ASSISTANT: Thanks for choosing us.