You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Can you find a flight for me from SFO to AUS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Ok, my planned dates should be Mar 23 to 25.

ASSISTANT: Do you have any preferences about flight connections?

USER: No.

ASSISTANT: Do you have any preferences about class?

USER: No.

ASSISTANT: Please mention your name.

USER: Sure, I am Barbara Lewis.

ASSISTANT: The Delta airlines providing an economy class flight with price 200 and the connections 2. Shall I confirm your ticket?

USER: Yes, please.

ASSISTANT: Your ticket is booked. The flight number is 1013.

USER: Thanks for your help.

ASSISTANT: Welcome, have a great day.