You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you aid me to book my ticket from OAK to DEN?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My trip dates are Sep 9 and Sep 11 respectively.

ASSISTANT: May I know the specifications?

USER: I prefer for connecting flight and economy class to travel.

ASSISTANT: Please provide me the name.

USER: Stephanie Carter here.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1004 in Delta Airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.