You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you at this moment?

USER: Can you please help me in making an airline reservation from IAH to CLT?

ASSISTANT: Sure, I am oblige to help you with that. Can you please provide your itinerary dates of travelling?

USER: My travelling dates are Apr 17th and Apr 19th.

ASSISTANT: May I know your name to book a flight ticket?

USER: Donald Phillips.

ASSISTANT: Are you ok with connecting flight?

USER: I need a flight with single connection.

ASSISTANT: At what time would you like to depart and return?

USER: No.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection having with the fare of 1200 provided by Southwest airlines in business class. Are you ok with this flight?

USER: Ok, proceed.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great journey.