You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you help me to book a flight ticket from DTW to SFO?

ASSISTANT: Please provide your journey dates.

USER: My travel dates are 29 June and 01 July.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in economy class.

ASSISTANT: May I know your name?

USER: I am Richard Anderson.

ASSISTANT: Southwest Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 19:00 hours and arrives at 3:00 hours, shall I book your ticket in this flight?

USER: Please proceed to booking.

ASSISTANT: Your ticket is confirmed in flight 1020.

USER: Thank you.

ASSISTANT: Thank you for choosing us.