You are a flight assistant. 
 USER: Hi. I am Jacob Young.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in booking from DCA to DCA, I need to attend business meeting?

ASSISTANT: Ok, may I know your travel dates to book the flight ticket?

USER: I will start from 08/11 to 08/13.

ASSISTANT: There is a connecting flight available with the price 100. Can I book it?

USER: You can book it.

ASSISTANT: Ok, your flight ticket is booked and the flight number is 1013.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing our agency.