You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Walker.

ASSISTANT: How can I aid you for the day to make you happy?

USER: I would like to book a flight ticket from Boston, MA-BOS to Washington, DC-IAD. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, we are here to help you. May I know your traveling dates?

USER: My travelling dates are 11/19 and 11/21.

ASSISTANT: Do you need a halt?

USER: Yes, I need a halt.

ASSISTANT: We found a flight with a fare of 200 with a halt.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with a flight 1015 in Jet Blue airline.

USER: Thank you for your service.

ASSISTANT: Thank you.