You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER:   Could you please book a flight ticket from DCA to OAK?

ASSISTANT: Please provide your trip dates.

USER: Sure, my travelling dates are Mar 06 and Mar 08.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Can I know your timings?

USER: I am comfortable to travel any time.

ASSISTANT: May I know your name for reservation?

USER: My name is Larry Hill.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Yes, please.

ASSISTANT: your ticket is confirmed with flight 1022.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.