You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am planning to spend my weekend with my parents in SFO, can you help me in booking a flight ticket from DEN?

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

USER: I want to fly on Feb 22 ans return on Feb 24.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 100. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: On whose name you would like to book this ticket?

USER: You can proceed to booking with the name of Carolyn Jackson.

ASSISTANT: Your ticket has been booked with 1029 flight number Carolyn Jackson.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.