You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I need you to book a flight ticket from CLT to DFW. Please help me.

ASSISTANT: Sure, may I know your travelling dates?

USER: January 16 and 18 are my planned travelling dates.

ASSISTANT: Do you have any connection limit?

USER: Yes, I would prefer to fly in a connecting flight.

ASSISTANT: Any other preferences?

USER: Nothing much to state.

ASSISTANT: May I know your name?

USER: My name is Justin Garcia.

ASSISTANT: You have a connecting flight in Spirit airlines and price 200, Shall I proceed?

USER: Sure, please proceed.

ASSISTANT:  Your ticket has been processed and it will be send to your Email-Id shortly.

USER: Thank you.

ASSISTANT: Thank you.