You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please tell me which service your are looking for?

USER: I am planning to book a ticket from PHX to ATL. Can you please help me out?

ASSISTANT: Sure, I will help you to book the ticket. Can I know your travel dates please?

USER: I would like to travel on Apr 03 and return back on Apr 05.

ASSISTANT: Ok, which airlines do you prefer?

USER: I am looking for a normal cost airline.

ASSISTANT: Ok, please tell me your preferred timings for departure and arrival.

USER: I am ok with any timings.

ASSISTANT: Ok, is there any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: There is a flight-1017 which is having a connection limit 1 with the cost 300 in the American Airlines. Shall I reserve an economy class ticket?

USER: That's fine, please proceed the booking.

ASSISTANT: I have reserved your ticket successfully, the flight departs at 12:00 PM and returns at 20:00 PM.

USER: Thank you for your service.

ASSISTANT: Have a safe journey. Thank you for choosing us.