You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, we are greatful to serve you.

USER: I am Emily Allen and I want to book a flight ticket.

ASSISTANT: Sure, Could you please provide me your journey details?

USER: I would like to travel from Boston, MA-BOS to Washington, DC-DCA. My travelling dates are 07/16 and 07/18.

ASSISTANT: Are you looking any preference connections and price limit?

USER: With 1 connection and the price is 5000.

ASSISTANT: OK, please stand by, let me check and get back to you.

USER: OK.

ASSISTANT: We are glad to inform you that a flight has found, and details are as follow airline-Delta flight number-1023 connections-1 and price limit is 100. Would you like me to proceed to booking?

USER: Sure, You can proceed with this airline.

ASSISTANT: OK, your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Pleasure to serve you, thanks for contacting us.