You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: As I am an actor, I want to attend Film festival at MSP. Can you please book a ticket from IAD?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My travelling dates are Apr 14 and Apr 16.

ASSISTANT: Are you looking for any preferred connections?

USER: I want single connected flight.

ASSISTANT: Do you have any other specifications to be met?

USER: My return time is afternoon.

ASSISTANT: Let me know your name to proceed?

USER: Sure, I am Joshua Hill.

ASSISTANT: We found a Delta airlines, flight number-1027 connections-1 return time-afternoon-18:00 hours class-economy and fare is 200. Shall I proceed with the booking?

USER: Yes, please confirm.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.