You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Margaret Miller. I need to attend workshop in Smithsonian Institution at Boston, can you please help me to book a flight from PHL to BOS?

ASSISTANT: Sure, I am here to help you. Can you please provide me your travel dates?

USER: Sure, my travel dates are 06/19 and 06/21.

ASSISTANT: Ok, please be online for a while.

USER: Ok, take your time.

ASSISTANT: Flight-1002 is available in AA airlines and the ticket fare is 200 only. Can I book the ticket for you?

USER: Ok, please confirm my ticket.

ASSISTANT: Miller, your ticket is confirmed successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us and have a nice day.