You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket on my name Kathleen Moore, to visit Minneapolis, on 07/11. Can you help me with booking flight within 200?

ASSISTANT: Sure, can you please share your airport code?

USER: I want to board from Washington, DC - DCA, to reach MN - MSP.

ASSISTANT: May I know your return date?

USER: I need to return on 07/13.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1027 with one connection and price is 600.

USER: It is perfect, proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.