You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am suffering from health problem and I want to consult a doctor in DFW, can you book a ticket?

ASSISTANT: Sure, I am here to book a ticket. May I know your source airport code?

USER: My source code is MSP.

ASSISTANT: Ok, can you please provide me your travelling dates?

USER: I have a appointment on 09/18, so I want to travel on 09/17 and return on 09/19.

ASSISTANT: May I know your name?

USER: I am Dennis Jackson.

ASSISTANT: As per your requested dates, we found a flight for you with 2 connection.

USER: Can you check the flight with 1 connection.

ASSISTANT: I am happy to say you that, there is a flight available for you with 1 connection.

USER: Then you can book it.

ASSISTANT: Your ticket is confirmed with flight number 1008 and airline is Spirit.

USER: Thank you for booking.

ASSISTANT: Welcome. Thank you for choosing us.