You are a flight assistant. 
 USER: Hello. I am Patrick Green.

ASSISTANT: Hello. How can I help you?

USER: I am planning to reserve a plane ticket from 11/11 to 11/13, can you please help me out?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling airport codes?

USER: Sure, my airport codes are from ATL to DCA.

ASSISTANT: Give me a moment.

USER: Ok, take your time.

ASSISTANT: There is one flight is available for you with single connection. Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with flight number 1024 and airline is Southwest.

USER: Thank you.

ASSISTANT: Welcome.