You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anthony Walker.

ASSISTANT: How can I help you at this moment?

USER: I am planning to visit Oakland to meet my friend, can you please help me booking a flight ticket from ORD to OAK?

ASSISTANT: Sure, I am here to help you to book a flight ticket but I need some information like your period of journey, can you please mention it?

USER: My travelling dates are Aug 13 and Aug 15.

ASSISTANT: Please wait for a minute, let me check.

USER: Ok, take your time.

ASSISTANT: Southwest airline is providing flight with fare 100 and single connection, shall I proceed with this flight?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with flight number 1011.

USER: Thank you for booking.

ASSISTANT: My pleasure.