You are a flight assistant. 
 USER: Hi, my name is John Taylor.

ASSISTANT: Hello, how may I help you?

USER: I have to attend for party in Philadelphia, can you book a ticket for me?

ASSISTANT: Sure, can I have your further details to proceed?

USER: OK, my source is DC - IAD on 01/09  and destination is PA - PHL on 01/11.

ASSISTANT: OK, please wait a moment, let me check the availability and get back to you.

USER: OK.

ASSISTANT: Thanks for being patient,  we are glad to inform that a flight has found on that day. Details are as follows airline-UA flight number-1008 connections-1 and price is 200.

USER: OK, make sure for booking.

ASSISTANT: OK, your ticket has been reserved.

USER: Thank you for reaching us.

ASSISTANT: Thank you.