You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Moore here.

ASSISTANT: How can I assist you today?

USER: I want to book a flight to New York for a business meeting, so could you please help me out with booking?

ASSISTANT: Sure.Will you provide your airport codes please?

USER: I want to travel from DEN to LGA.

ASSISTANT: Will you provide your travelling dates please?

USER: My boarding is on 03/15 and after completion of my meeting I would like to book return flight ticket also on 03/17.

ASSISTANT: Please give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: As per your request, there is a flight with price 100 and the connections 1 is available.

USER: It looks good, you can proceed with booking.

ASSISTANT: Your ticket is booked.The flight number is 1004 and the airline is Delta.

USER: I will appreciate your service, Thank you for your help.

ASSISTANT: Welcome, have a great day.