You are a flight assistant. 
 USER: Hello, Brandon Parker here.

ASSISTANT: Hello. How can I aid you?

USER: I want to check in a flight, can you please help me out?

ASSISTANT: Sure, will you provide your travelling dates?

USER: My depart is on 11/29 and return would be on 12/01. I can bare up to 200.

ASSISTANT: Please provide your airport codes.

USER: My origin airport code is LAS and destination is IAD.

ASSISTANT: As per your request, there is a flight with price 100 and the connections 1 is available.

USER: Ok, please book this flight for me.

ASSISTANT: Your ticket is booked.The flight number is 1001.

USER: Thank you for booking.

ASSISTANT: Welcome, have a great day.