You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to go New York for attending a business meeting there, can you please book a flight ticket for me from Chicago?

ASSISTANT: Sure, I will help you with that.

USER: Thanks.

ASSISTANT: Can you please mention your travelling dates?

USER: My departure date is 04/16 and please book my return ticket also on 04/18.

ASSISTANT: May I know your airport codes to proceed further?

USER: I want to take off from ORD airport and destination airport is EWR.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: I found a ticket for you with price 200, flight number is 1012 and connection is 1. Is it ok for you?

USER: Yes, please book this flight ticket for me.

ASSISTANT: May I know your name please?

USER: Sure, my name is Matthew Hernandez.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a great day.