You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I help you?

USER: My name is Ronald Philips, I want to book a ticket.

ASSISTANT: OK, Can you please provide me your journey details?

USER: Sure, I need a flight from Houston,TX-HOU and travelling to Philadelphia, PA-PHL.

ASSISTANT: May I know your journey dates?

USER: I need a returning ticket on 02/21 and departure ticket on 02/19.

ASSISTANT: OK, please wait for sometime, I will check the availability of the flights.

USER: OK.

ASSISTANT: I found a flight with your given details, the flight number is: 1020, airline: JetBlue, price:100.

USER: OK, make sure this flight should have one connection limit.

ASSISTANT: OK, Shall I proceed to booking?

USER: OK, proceed with booking.

ASSISTANT: OK, your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you.