You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Carolyn Nelson. I am planning to attend music concert at SEA, can you please help me with booking a flight ticket from ORD?

ASSISTANT: Sure Nelson, can you please share me with your dates of travel?

USER: Sure, I would like to take off on Feb 13 and return on Feb 15.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: I found a flight with the connecting flight of fare 100 and the airline is Southwest, shall I book this ticket?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, I have been reserved your ticket with the flight number 1002.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe flight.