You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I am Dennis Hill want to visit Chicago, can you book a ticket on 02/26 and 02/28?

ASSISTANT: I will help you with that. May I know your airport codes please?

USER: Sure, I want to fly from CLT to ORD.

ASSISTANT: I found  a ticket for you with price 100, connection is 1. Is it ok for you?

USER: Yes, proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us.