You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket from CLT to SFO. Could you help me in booking?

ASSISTANT: Sure, I will help you. May I know your name?

USER: My travelling dates are from Aug 03 - 05. Andrew Allen.

ASSISTANT: Noted. Would you like to travel in a connecting flight or a direct flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Sure. Are you looking for any other help from my side?

USER: No.

ASSISTANT: There is a flight having single connection with Southwest Airlines and the ticket fare is 100 only in economy class. Flight departs at 12:00 hours and arrives at 12:00 hours. Shall I book the ticket for you?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked successfully and your flight number is 1004.

USER: Thank you.

ASSISTANT: You are most welcome.