You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Karen Lee. I want to attend Steampunk festivals at Chicago with the fare of 5000. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Ok, Could you please provide your planned dates of your journey?

USER: My journey dates are on 06/22 and 06/24.

ASSISTANT: Ok, Kindly mention your journey airport codes.

USER: Airport codes are LGA to ORD.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1015 Spirit airline with a fare of 200. Can I proceed for booking?

USER: You can reserve it.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.