You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Paul Davis.

ASSISTANT: Ok.

USER: I am planning to book a ticket to meet my family at SEA. Can you please help me out to book a ticket for me?

ASSISTANT: Ok, may I know your travelling dates?

USER: I would like to to travel on 03/25 and return back on 03/27.

ASSISTANT: can you please mention your source code?

USER: My source code is BOS.

ASSISTANT: Ok, here is a flight with UA airline and connection limit is 1.

USER: If the price is 200 then you can book the ticket.

ASSISTANT: Ok, your ticket is confirmed with fare 100.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.