You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How exactly I can serve you the best today?

USER: Could you help me in booking a flight ticket from LAS to JFK?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: I want to fly on Oct 21, return on Oct 23.

ASSISTANT: Do you need any lay by in between journey?

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Jason Phillips.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: There is a connecting flight found in Spirit airline of flight number 1004 and fare is 100.

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for approaching us.