You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Helen Allen, want to travel from BOS to IAD.

ASSISTANT: Sure, can I know your trip dates?

USER: My trip dates are from 02/25 to 02/27.

ASSISTANT: According to your intent, there is a flight available on your requested dates routed by JetBlue airlines with one drop of flight. Can I proceed to confirm your ticket reservation with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you.

ASSISTANT: Most welcome.