You are a flight assistant. 
 USER: Hello, its Virginia Collins.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from JFK to LGA, can you please help me?

ASSISTANT: Sure Collins, may I know your dates of travel please?

USER: Yes, my plan is on 04/18 to 04/20. Make sure that price is not above 1000.

ASSISTANT: The flight with connections limit 1 of cost 200 with airline UA and number 1022 has found. Can I book?

USER: Please book it.

ASSISTANT: Ok, your ticket has booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you. Happy journey.