You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Here Kevin Garcia from New York.

ASSISTANT: How can I assist you today?

USER: I have to attend a business meeting in Seattle, can you book a flight ticket for me?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Thank you and I want to fly on 03/22 and book the return also on 03/24.

ASSISTANT: Please provide your airport codes.

USER: Sure, my source region airport code is LGA and my destination region airport code is SEA.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Thanks for waiting, there is a flight with price 200 and the connections 1 is available. Shall I confirm your ticket?

USER: Yes, you can proceed with flight ticket booking in the above mentioned flight.

ASSISTANT: Your ticket is booked. The flight number is 1012 and the airline is Frontier.

USER: I am happy with your service, thank you for your enormous help in my flight ticket booking.

ASSISTANT: Welcome, have a great day.

USER: Welcome.