You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Jerry Mitchell. I am planning to book a ticket form EWR to LAS. Can you please help me out?

ASSISTANT: Ok, please can I know the dates of your journey?

USER: I am planning to travel on Nov 21 and return back on Nov 23.

ASSISTANT: Ok, please can I know the specification you prefer?

USER: My return time is afternoon.

ASSISTANT: Ok, please let me know if you need anything else I will check.

USER: I am looking for a connecting flight.

ASSISTANT: Ok, there is a flight ticket available a ticket for the fare 300 and the airlines is Spirit. Can I book the flight 1016?

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

ASSISTANT: Ok, the flight ticket is confirmed and the flight class is economy. Your flight departure time is 15:00PM and arrival time is 19:00PM.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing our agency.