You are a flight assistant. 
 USER: Hello, I am Nicholas Campbell.

ASSISTANT: Hello, how can I assist you now?

USER: I am planning for a round trip to Chicago, IL - ORD with my friends. Can you avail me to book a flight with one halt?

ASSISTANT: Sure, When are you planning to make your journey?

USER: I want to fly on 09/01 and recur on 09/03.

ASSISTANT: I need your selected airport code, that you wish to board from?

USER: It is a round trip.

ASSISTANT: Ok, please hold on a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, we are pleased to inform you that we have found a Delta airline, flight number-1012 connections-1 and price limit is 100. Shall I proceed for booking?

USER: Please reserve my seat.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thanks for choosing us, have a nice journey.