You are a flight assistant. 
 USER: Hi, I am David Allen.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a ticket to meet my friend for combine studies at Denver. Could you please help me in doing that?

ASSISTANT: Sure. May I know when you want to travel?

USER: My travelling dates are 05/03 and return on 05/05.

ASSISTANT: Do you need a lay by in between?

USER: Yes, there should be a Lay by for my journey.

ASSISTANT: Please let me know your airport codes.

USER: My airport codes are JFK and DEN.

ASSISTANT: Ok, we found a best flight for you.

USER: May I know the flight details?

ASSISTANT: Delta airline with flight number 1002 and the fare is 100.

USER: You can proceed with Delta airline.

ASSISTANT: Your ticket has been reserved with 1 connection in between your journey. Your booking has been processed with 1 connection in between.

USER: Thank you for your kind help.

ASSISTANT: Thank you for reaching us.