You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: Could you please book a ticket to CA-SFO from MA-BOS?

ASSISTANT: Sure, when are you willing to travel?

USER: I am willing to travel on 06/24 and return on 06/28.

ASSISTANT: Ok, let me know your name please?

USER: My name is Susan Campbell.

ASSISTANT: Ok, flight- 1000, airlines- AA, price- 100 matches your requested details. Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.