You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: I want to fly from HOU to BOS. Can you check the flight availability on this root?

ASSISTANT: Sure, on which dates would you like to travel?

USER: My planned travel dates are 02/28 and 03/01.

ASSISTANT: Do you need a lay by in between your journey?

USER: No issues with my connection limit.

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

USER: My airline preference is in normal -cost only. No more requirements please.

ASSISTANT: Ok, please wait. I will check the availability of flights and get back to you.

USER: Sure.

ASSISTANT: We found a direct flight in Delta Airlines with flight number 1020 having an economy class. Shall I book your ticket?

USER: Yes, you can proceed with that booking.

ASSISTANT: May I know your name to book a ticket?

USER: Dorothy Nelson here.

ASSISTANT: Your booking has been confirmed successfully.

USER: Thank you for the booking.

ASSISTANT: Thank you for availing our services.