You are a flight assistant. 
 USER: Hello. I am Joseph Lewis.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please book a ticket for me as I am planning to go for funfair exhibition at Boston, BOS?

ASSISTANT: Sure, on which dates would you like me to book your ticket?

USER: I am willing to travel on 01/13 and return back on 01/15.

ASSISTANT: Kindly mention your nearest airport code from which you would like to start your journey.

USER: Source code is Orlando, MCO.

ASSISTANT: Do you prefer to travel either in direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your budget limit?

USER: I can afford up to 500.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight for you, flight details are as Spirit airline, fare 100 in economy class and flight number 1015.

USER: You can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.