You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Kathleen White. I am looking for a flight ticket from JFK to MSP.Can you help me out to book a ticket?

ASSISTANT: When you want to travel to St. Paul.

USER: My preferable travelling dates are 03/23 to 03/25.

ASSISTANT: Please wait a while.

USER: Make sure my price limit is 200. Ok.

ASSISTANT: Flight-1004 with United airlines is available, with connection limit 1 and fare 100. Shall I proceed for booking?

USER: Please proceed the booking.

ASSISTANT: Ticket is booked, flight number 1004.

USER: Thank you for your service.

ASSISTANT: You are welcome. Have a safe journey.