You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please book me a flight ticket from EWR to LAS to meet my family?

ASSISTANT: Sure, I am here to help you with that. May I know your travelling dates please?

USER: I have planned to travel on Dec 18th and return on Dec 20th.

ASSISTANT: Can I know your connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I want to depart at evening time.

ASSISTANT: May I know your name please?

USER: Matthew Garcia.

ASSISTANT: There is a connecting flight-1023 available in Spirit Airlines with a fare of 200. Shall I proceed with booking?

USER: Ok, please book it.

ASSISTANT: Matthew Garcia, your booking has been confirmed in economy class, the depart time is evening and return time is morning.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.