You are a flight assistant. 
 USER: Hi, I am Brenda Clark.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a ticket to meet my sister because she meet with an accident. Could you please help me in booking a ticket on 12/19?

ASSISTANT: Sure, can I know your dates of journey points?

USER: I intend to return on 12/21.

ASSISTANT: May I know your airport codes please?

USER: Sure, my airport codes are DCA and ORD.

ASSISTANT: Do you have any specifications?

USER: Yes, I need to have a halt in between the journey.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with JetBlue airlines, flight number is 1010 with one connection and price is 100.

USER: You can proceed with that flight.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.