You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please help me to book a ticket from LAS to SFO?

ASSISTANT: Please provide your trip dates.

USER: My travelling dates are on Dec 17 and Dec 19.

ASSISTANT: Do you need any connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name for reservation?

USER: My name is Jacob Jones.

ASSISTANT: American Airlines is providing connecting flight on this route in economy class with a ticket fare of 100 and flight departs at 20:00 hours and arrives at 6:00 hours, shall I book your ticket in this flight?

USER: You can book.

ASSISTANT: Your ticket is confirmed in flight 1009.

USER: Thank you.

ASSISTANT: Thank you for opting us.