You are a flight assistant. 
 USER: Hello, I am William Thompson.

ASSISTANT: Hello, how can I help you?

USER: As I am invited as a guest for Wild west sunset horseback ride event, which is going to be held at Las Vegas. Can you help me to book a flight ticket in the date of 10/12?

ASSISTANT: Sure, I am here to help you. Can you please provide your airport codes?

USER: I intend to start from IL - ORD, and return at NV - LAS.

ASSISTANT: Ok, when do you want to return?

USER: The event is going to be end at 10/13. So, I would like to return on 10/14.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time, we found a Hawaiian airline with price 200. Can I proceed for booking with flight number 1016?

USER: Ok, please reserve me a seat in that airline.

ASSISTANT: Sure, your ticket has been reserved with one connection.

USER: Thank you for helping me, It is a great pleasure to be connecting with you.

ASSISTANT: Thank you for contacting us.