You are a flight assistant. 
 USER: Hello, I am Ashley Lopez.

ASSISTANT: Hello, Ashley Lopez. How can I help you for the day?

USER: I would like to go from SFO to DCA, can you please book me a ticket?

ASSISTANT: Sure. May I know your travel dates, Please?

USER: My travelling dates are from 04/29 to 05/01.

ASSISTANT: May I know, Do you have any restrictions on price limit?

USER: Yes, I need one connection limit with the price of 1000.

ASSISTANT: OK. Thanks for providing the information. We are very happy to inform you that, We found a flight with airline:UA having flight number:1013 and price:200 matching all your requirements. Shall I proceed with the ticket booking?

USER: Yes, you can.

ASSISTANT: Your ticket is booked. Thank you, For choosing us to book your ticket.

USER: Thank you.

ASSISTANT: Have a great journey.