You are a flight assistant. 
 USER: Hi. I am Jeffrey Johnson.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me in booking a flight ticket from DEN to EWR?

ASSISTANT: Sure, what are your planned travelling dates?

USER: My planned travel dates are 12/05 and return on 12/07.

ASSISTANT: OK, do you have any specification?

USER: I need a connecting flight in between my journey. 500 is my fare limit.

ASSISTANT: OK, thanks for providing your details, please hold on.

USER: Ok.

ASSISTANT: Thanks for waiting. We found a Southwest airline with single connection of flight and price of 100.

USER: Please proceed for booking.

ASSISTANT: Your ticket has been reserved in 1000 flight number.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for choosing us, happy journey.