You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I provide assistance to you today?

USER: I need to attend a my brother's marriage at PHL, Can you please help me for booking from OAK?

ASSISTANT: Sure, to book a ticket can I know your good name please?

USER: Brandon Green here.

ASSISTANT: When you are planning to depart and arrive?

USER: I would like to travel on 10/14 to return on 10/16.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Please give me a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: There is a flight available with an airline Hawaiian of flight 1005 in an economy class with lay by. Would you like me to proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for availing us.