You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: I am Charles Phillips. I need your help in booking a flight ticket from MCO to ORD to attend a business meeting.

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I am planning to travel on July 10 and return on July 12.

ASSISTANT: Ok, please allow me a moment.

USER: Sure.

ASSISTANT: I found an economy class ticket in Frontier airlines with normal cost of 100 and it is a single connecting flight. Can I book your ticket?

USER: Yes, you can.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you.

ASSISTANT: You are welcome, have a great day.