You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Patricia Phillips here. Can you please help me in booking a flight ticket from LAS to IAD?

ASSISTANT: Sure Patricia Phillips, I am happy to help you with that. Can I have your travel dates please?

USER: Sure, my travel dates are from Nov 13 to Nov 15.

ASSISTANT: Ok, please wait a moment to check flight availability.

USER: Sure, take your time.

ASSISTANT: AA airlines running a flight in your route with connection 1 and the ticket fare is 300. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Ok Patricia Phillips, your ticket booking has done and the flight number is 1022.

USER: Thank you for your service.

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