You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to travel from IAD to BOS. Can you help me to book a flight ticket?

ASSISTANT: Sure, let me know your trip dates?

USER: I want to fly in the flight on Apr 08 and Apr 10.

ASSISTANT: Do you have any connection limit?

USER: I want to have a connecting flight.

ASSISTANT: Is there any other preferences?

USER: I want to return in morning time.

ASSISTANT: Can I know your name?

USER: William Brown.

ASSISTANT: We found a connecting flight 1002 in Jet blue airline with fare 100 and class is economy. Shall I proceed?

USER: Proceed to booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.