You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Samuel Carter. I need a book a ticket with fare of 5000 to meet my friend on 04/29. Could you please help me in booking a ticket on 04/28?

ASSISTANT: Sure, I can help you. Can I know your nearest airport codes.

USER: My airport codes are CLT and BOS.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: When would you like to return?

USER: I intend to return on 04/30.

ASSISTANT: We found a Spirit airline, flight number:1006 and the price is 100. Can I reserve it?

USER: You can reserve in this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your prompt service.

ASSISTANT: Thank you for your opting us.