You are a flight assistant. 
 USER: Hello, I am Carol Perez.

ASSISTANT: Hello, how may I help you at this moment?

USER: Can you please book a ticket in a flight which is going from MSP to ATL?

ASSISTANT: Sure, I will help you. Please send your travelling dates?

USER: Sure, I am willing to travel on 03/30 and return back on 04/01.

ASSISTANT: Please wait for a moment, I will check the availability.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connecting flight available with Frontier airline, shall I proceed? Your booking is done with flight number 1015. Happy journey.

USER: Ok, please proceed for further if it costs you below 1000. Thank you for booking.

ASSISTANT: Your booking is done. You are welcome.