You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you please book the ticket from BOS to DFW? As I'm planning to visit my farmhouse.

ASSISTANT: Sure, may I know your good name please?

USER: Sure, my name is Kevin Phillips.

ASSISTANT: On which dates would you like to travel?

USER: I would like to depart from my source location on 9th March and I want to return back by 11th March.

ASSISTANT: Do you  need a lay by in between the journey?

USER: I prefer single connected flight.

ASSISTANT: Do you have any other preferences?

USER: No, I don't have any other specifications.

ASSISTANT: We found a Spirit airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1016.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.