You are a flight assistant. 
 USER: Hi. I am Margaret Edwards.

ASSISTANT: Hello, how may I guide you?

USER: I would like to fly from IAD, can you please help me in booking a flight ticket to LGA?

ASSISTANT: Sure, can I know your preferable dates?

USER: My preferable dates are Feb 21st and Feb 23rd.

ASSISTANT: I found an economy class ticket in Spirit airlines with normal cost of 200 and it is a single connecting flight. Can I book your ticket?

USER: You can book it.

ASSISTANT: Your ticket is booked with flight 1026.

USER: Thank you for your response.

ASSISTANT: Thank you, have a good day.