You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this time?

USER: I am Margaret Baker planning to have a round trip from LGA, can you help me to book a flight ticket?

ASSISTANT: Sure, I can help in your ticket booking. Will you please help me in providing your travelling dates?

USER: Yes, my travelling dates will be 02/07 and 02/09.

ASSISTANT: Please give me a minute to check for the flight.

USER: Ok.

ASSISTANT: One of the top most airlines Spirit is obtained when I search in our back end with a drop of flight in your trip, can I confirm your ticket booking?

USER: Yes, proceed with my booking.

ASSISTANT: Ok,  your ticket is successfully confirmed. Thank you for reaching us.

USER: Thank you.

ASSISTANT: Most welcome.