You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I oblige you today?

USER: I want to buy a plane ticket, Please help me in that.

ASSISTANT: Sure, when do you want to start and return on?

USER: My trip dates are from Nov, 25 to Nov, 27.

ASSISTANT: Do you want to fly in connecting flight or a direct flight?

USER: I need a single connecting flight.

ASSISTANT: Which airports do you prefer to travel?

USER: My source airport code is IAH and destination airport code is CLT.

ASSISTANT: Can I know your good name?

USER: I am Joseph Williams.

ASSISTANT: Thank you for your details, we found a connecting flight 1007 in economy class which is in Spirit airlines. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you.