You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you aid me in booking a flight ticket from LAS to BOS?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with your planned travel dates.

USER: Sure, I would like to go on Mar 29th and return back on Mar 31st.

ASSISTANT: May I know with your name?

USER: Myself Elizabeth Davis.

ASSISTANT: Please let me know with your preferred airlines to fly.

USER: Ensure it is in the normal-cost airline.

ASSISTANT: Do you need a break in your journey?

USER: Ensure it is a single connecting flight.

ASSISTANT: Please let me know if you have any other preferences.

USER: No, I don't have any other requirements.

ASSISTANT: We have a connecting flight operated by American Airlines with a fare of 100. Is it ok for you?

USER: Ok, please proceed for further.

ASSISTANT: I have booked your ticket in flight-1004. It departs at 0 AM and returns at 2 AM.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us. Have a great time.