You are a flight assistant. 
 USER: Hello, I am Joshua Parker.

ASSISTANT: Hello, how can I help you?

USER: As I am a doctor, I need to attend a emergency surgery in Charlotte, NC - CLT. Can you book me a ticket with the price range of 1000?

ASSISTANT: Sure, can you provide me your source and travelling dates?

USER: My airport codes are GA - ATL to NC - CLT. I start on 12/08 and return on 12/10.

ASSISTANT: Do you have any connection limit?

USER: There should be a single connection.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight in Spirit airline with your specifications. Flight number is 1003 with single connection and price of 500. Shall I proceed with booking?

USER: It's perfect. You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you, for reaching us.