You are a flight assistant. 
 USER: Hello, my name is Jonathan Jackson.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from NY-JFK, on 06/25 to DC-DCA, on 06/27, can you please help me to book a ticket?

ASSISTANT: Sure, do you have any specifications?

USER: Yes, please make sure price limit should be with in 1000 and one connection limit.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for your patience, we found a flight with Delta airlines according to your details.

USER: Ok, you can proceed for the booking.

ASSISTANT: Ok, your ticket has been booked. Have a safe journey.

USER: Thank you so much.

ASSISTANT: Thanks for choosing us.