You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a flight ticket to Austin to attend my brother's marriage. Please book a connecting flight ticket.

ASSISTANT: Ok, help me with your travel dates?

USER: My preferred travelling dates are from 10/14 to 10/16.

ASSISTANT: May I know your travel points?

USER: I want to fly from CA- OAK to TX- AUS.

ASSISTANT: we found Delta airline with flight number 1011. Price is 100 with a single connection.

USER: Please go with booking.

ASSISTANT: May I know your name?

USER: I am Sandra Phillips.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT:  Thank you for availing us.