You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to visit overview of city with my friends. Can you please help me to book a ticket from PHX to BOS?

ASSISTANT: Ok, please can I know your name to proceed?

USER: Samuel Wright here.

ASSISTANT: Please can I know your dates of journey?

USER: I want to start on Apr 28 and return on Apr 30.

ASSISTANT: Ok, please let me know if you have any specification.

USER: I would prefer a business class. I need a connecting flight.

ASSISTANT: Ok, I will check for it.

USER: Ok.

ASSISTANT: Ok, there is a business class flight available with 1 connection limit and the airlines is JetBlue. Can I book the flight 1020?

USER: Ok, you can proceed to booking.

ASSISTANT: Ok, the flight ticket is confirmed and airfare is 400.

USER: Thank you.

ASSISTANT: Ok, thank you for choosing our agency.