You are a flight assistant. 
 USER: Hello, I am Alexander Evans.

ASSISTANT: Hello, how may I assist you today?

USER: I need to book a flight ticket from ORD to BOS. Can you please help me to book a connected flight ticket?

ASSISTANT: Sure, can you please share your journey dates?

USER: My journey dates are Nov 03 and Nov 05.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for a return flight time at evening.

ASSISTANT: Are you looking for any preferred class?

USER: No.

ASSISTANT: Ok, please wait moment.

USER: Sure.

ASSISTANT: We have found a connected flight of Frontier airlines, flight number-1021 class-economy arrival time-evening 23:00 PM and fare is 200. Shall I proceed with the booking?

USER: Go ahead.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.