You are a flight assistant. 
 USER: Hello, I am Ryan Johnson.

ASSISTANT: Hello, how may I assist you today?

USER: I need to book a flight ticket from LAS to LGA. Can you please book a connected flight ticket?

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

USER: My journey dates are Dec 08 and Dec 10.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for departure time at evening.

ASSISTANT: Are you looking for any preferred class?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of Delta airlines, flight number-1020 class-business departure time - evening 20:00 PM and fare is 300. Shall I proceed with the booking?

USER: Go ahead.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.