You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am Deborah Lee, can you please book a ticket from New York, JFK to Washington, IAD?

ASSISTANT: Sure, I would be happy to help you. May I know your price limit?

USER: My price limit is 500.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are on 09/15 and 09/7.

ASSISTANT: Do you prefer a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Could you please reconfirm your journey dates?

USER: Sorry, I would like to return on 09/17.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a connected flight 1008 from Spirit airline has fare 300. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.