You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking the flight ticket from DCA to DFW?

ASSISTANT: Sure, I will help you. May I know your planned travel dates please?

USER: My journey dates are July 20 and July 22.

ASSISTANT: Please help me with your name.

USER: Anthony Garcia.

ASSISTANT: Are you looking for a connecting flight?

USER: I need a single connection flight.

ASSISTANT: May I know your other requirements?

USER: I prefer to travel in economy class.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: I found an economy class in Spirit airlines with fare 200 and it is a connecting flight. Can I book your ticket?

USER: Please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1002.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.