You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I would like to travel from IAD to SFO, can you please help me in flight booking?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: I will start on Mar 12, return on Mar 14.

ASSISTANT: Do you have any connection limit preference?

USER: I want a flight with one connection.

ASSISTANT: Do you have any other specifications for this trip?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: My name is Patricia Lopez.

ASSISTANT: Spirit Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 8:00 hours and arrives at 16:00 hours, shall I book your ticket in this flight?

USER: Ok, proceed to booking.

ASSISTANT: Patricia Lopez, your ticket is booked in flight number 1015.

USER: Thank you.

ASSISTANT: You are welcome and have a safe journey.