You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donna Anderson here.

ASSISTANT: Welcome to flight booking agency Donna. How may I assist you today?

USER: I am a beautician, I am planning new beauty parlour at Washington DC. Could you book my ticket from New York?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your planned dates of travelling?

USER: My itinerary dates are 12/02 and 12/04.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I will depart from EWR and land at IAD.

ASSISTANT: Please wait a moment to check the flights availability in your route.

USER: Sure.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 300 is provided by Southwest airlines. Shall I proceed with this?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked in flight number 1002.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great journey.