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

ASSISTANT: Hello, how can I help you?

USER: I need to visit the best places in Charlotte on 06/14, so could you please help me in booking a ticket on 06/13 and return on 06/15?

ASSISTANT: Sure, may I know your source and destination codes?

USER: My source and destination codes are Washington,DC-DCA and Charlotte, NC-CLT.

ASSISTANT: Do you need a halt in between your journey?

USER: I prefer to have a halt in between the journey.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We are glad to say that, we found an airline: Southwest, flight number: 1014 and price is 100.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.