You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me to book a flight from IAD to JFK?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are on Feb 21st to 23rd.

ASSISTANT: Do you have any specifications?

USER: I prefer a connected flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: Sure, my name is Raymond Thompson.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1028 with single connection and price is 300 economy class. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.