You are a flight assistant. 
 USER: Hello. I am Benjamin Garcia.

ASSISTANT: Hello, how may I address you?

USER: I would like to book a flight ticket from LAX to IAD to meet my friends. Could you please help me with booking a connecting flight ticket?

ASSISTANT: Sure, may I know your airline preference?

USER: I need a normal cost airline.

ASSISTANT: On what dates are you willing to travel?

USER: Sure, I want to board on Nov 14 and return on Nov 16.

ASSISTANT: How much can you afford for buying this ticket?

USER: I can afford up to 1000 for a flight ticket.

ASSISTANT: UA airline with flight number 1004 is going on your way and the fare is 100. Is that fine?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.