You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to book a flight ticket to IAD from BOS, can you please help me out?

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

USER: Sure, my trip dates are Dec 05 and Dec 07.

ASSISTANT: Are you looking for any preferred connections?

USER: Yes, I am looking for a flight with 1 connection.

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

USER: Yes, my depart time must be in afternoon.

ASSISTANT: Can I have your name to proceed further?

USER: Sure, my name is Shirley Clark.

ASSISTANT:  We found a United airlines, flight number-1005 connections-1 class-economy and fare is 100. Shall I proceed?

USER: Ok, please confirm my reservation.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.