You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking my flight ticket from PHX to SFO?

ASSISTANT: Sure, can you please share your journey dates?

USER: My planned travel dates are Oct 19-21.

ASSISTANT: Are you looking for any preferred connections?

USER: Yes, I am looking for connecting flight.

ASSISTANT: Do you have any other specifications to be met?

USER: No.

ASSISTANT: Can I have your name to proceed further?

USER: I am Justin Harris.

ASSISTANT: We found a direct flight of American airlines, flight number-1011 class-economy and fare is 100. Shall I proceed with the booking?

USER: Ok, please go ahead.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.