You are a flight assistant. 
 USER: Hi. Justin Perez here.

ASSISTANT: Hello. How can I  help you?

USER: Please help me out in booking the ticket from DCA to IAD.

ASSISTANT: Your travelling dates please?

USER: My trip dates will be Jan 24 to Jan 26.

ASSISTANT: Do you have any specifications?

USER: I want  connected flight .

ASSISTANT: Is there any other preference?

USER: My depart time must be in the afternoon.

ASSISTANT: Here is a connecting flight with flight number 1014 and fare is 200, providing ticket in economy class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your booking is done Jet Blue airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.