You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to visit Oakland to meet my sister, please help me in booking a ticket from OAK to OAK.

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

USER: My journey dates are 09/14 and 09/16.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, please book my ticket with the name Jennifer Green.

ASSISTANT: Your ticket is booked. The flight number is 1011 and the airline is Delta.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.