You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you now?

USER: Can you please assist me in booking a ticket to San Francisco, SFO?

ASSISTANT: Sure, I will help you with booking. May I know your source airport details?

USER: My boarding point is Denver, DEN.

ASSISTANT: Please mention your budget for flight ticket?

USER: 1000 is my price limit.

ASSISTANT: Please provide me your planned journey dates?

USER: My trip dates to for an adventure are from 04/11 to 04/13.

ASSISTANT: Do you need a connecting flight?

USER: Yes.

ASSISTANT: May I know your name?

USER: I am Ruth Jones.

ASSISTANT: Thanks for details, I found a flight Southwest, flight number is 1021 and fare is 100. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for visiting us, have a nice journey.