You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: Can you please book a flight ticket from CLT to LAS to attend a seminar in Las Vegas?

ASSISTANT: Sure, may I know your trip dates to proceed further.

USER: My journey start on May 27th, and arrival on May 29th.

ASSISTANT: Do you need any connections between your trip?

USER: Yes, I need one connection in between journey.

ASSISTANT: May I know your name?

USER: My name is John Phillips.

ASSISTANT: Do you need any other specifications?

USER: I don't have any other specifications.

ASSISTANT: Spirit airlines, flight number:1003 is going on your way with single connection and price:200. Is that Ok for you?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been booked with economy class.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.