You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I planned to meet my friend in CLT, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, I am happy to help you. May I know your travel dates?

USER: I prefer to travel on May 3 and May 5.

ASSISTANT: Noted. Please help me with your name.

USER: I am Patrick Perez.

ASSISTANT: Thank you. Do you prefer for a direct flight or a connecting flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: There is a flight having single connection with Spirit Airlines and the ticket fare is 100 only in economy class. Flight departs at 23:00 hours and arrives at 16:00 hours. Shall I book the ticket for you?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked and your flight number is 1017.

USER: Thank you for your help.

ASSISTANT: You are most welcome.