You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Barbara Jackson here. I have a program to attend, so could you help me to book a  ticket from DEN to LGA.

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My travel dates are as follows June 03 and June 05.

ASSISTANT: Ok, could I have your name please?

USER: Already provided.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I would like to travel by connected flight with economy class.

ASSISTANT: Ok, may I know your airline preference?

USER: No. I have none.

ASSISTANT: The economy class with flight number 1004 of American Airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Please proceed for booking.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 5:00 AM and the arrival time is 14:00 PM.

USER: Thank you for the help.

ASSISTANT: You are welcome, have a great day.