You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I'm Virginia Taylor. My planning is from MA-BOS to MA-BOS for a city roundup trip, can you please reserve my ticket?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable journey dates for booking flight ticket?

USER: Sure, my dates of journey is from 05/26 to 05/28.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure, but make sure that price is within the limits of 500.

ASSISTANT: Sure. I found a flight as per your requested dates, airline is Delta and flight number is 1007. Shall I proceed?

USER: Please book it.

ASSISTANT: Your flight ticket is booked successfully.

USER: Thank you for your help in booking a ticket.

ASSISTANT: Thank you for choosing us, have a good day.