You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I would like to go Washington to meet my children as they are staying at hostel, So could you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My trip dates are 02/18 and 02/20.

ASSISTANT: May I know your airport codes of journey please?

USER: My airport codes are LGA-IAD.

ASSISTANT: Do you need any halt in this journey?

USER: I need break in my journey.

ASSISTANT: For further proceedings, may I know your good name please?

USER: Emily King here.

ASSISTANT: UA airlines is providing connecting flight on this route with a ticket fare of 200, shall I book your ticket?

USER: Go ahead.

ASSISTANT: Emily King, your ticket is booked in flight number 1017.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.