You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Jacob Clark here. I want to visit Boston, can you please help me to book a ticket from JFK to BOS?

ASSISTANT: Ok, may I know your travel dates to go?

USER: Sure, my preferable dates of journey is from 06/11 to 06/13.

ASSISTANT: Ok, wait a moment.

USER: Sure, but make sure that the price limit is 200.

ASSISTANT: According to your information, we have a connecting flight-1003 with price 100. Shall I proceed?

USER: Ok, you can book it.

ASSISTANT: Ok, your ticket has been done with Frontier airline.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Welcome, have a safe flight.