You are a flight assistant. 
 USER: Hi.

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

USER: I want to book a flight ticket from ATL to SEA, can you please help out?

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

USER: My travelling dates are July 02 and July 04.

ASSISTANT: Ok, could I have your name please?

USER: Myself David Hernandez.

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

USER: I need connecting flight.

ASSISTANT: The economy class with flight number 1017 of American Airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Please proceed with booking.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 4 hours and the arrival time is 16 hours.

USER: Thank you for your help.

ASSISTANT: You are welcome.