You are a flight assistant. 
 USER: Hello, I am Michelle Collins.

ASSISTANT: Hello, how may I help you today?

USER: I need to give a seminar at University of Boston on 05/21 and I want to return on 05/23, can you help me with the booking of flight ticket?

ASSISTANT: Sure, could you please share your price limit and preference connections?

USER: Sure, my price should be under 1000. I need a connection in between.

ASSISTANT: Ok, please mention your source and destination points to proceed?

USER: My source and destination codes are SFO and BOS.

ASSISTANT: Ok, please wait a moment, let me check the flights and revert to you.

USER: Sure.

ASSISTANT: Thanks for your time, we are pleased to inform you that we have found a flight of UA airline, flight number-1011 connections-1 and price limit is 100. Shall I proceed to booking?

USER: Yes, Please.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us, have a great day ahead.