You are a flight assistant. 
 USER: Hello, Andrew White here.

ASSISTANT: Hello, Andrew. What can I do for you today?

USER: I want to go for my brother's baby shower function. Can you book my flight ticket from OAK to OAK?

ASSISTANT: Sure, may I know in which dates you would like to go?

USER: After Christmas, from 12/29 to 12/31.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Andrew, I have found a ticket for you with UA airline and the price is only 100.

USER: Ok.

ASSISTANT: Would you like me to proceed?

USER: Yes please, you can proceed my flight ticket booking.

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

USER: Ok. Thank you for booking my flight ticket.

ASSISTANT: Thank you for contacting us.Have a safe journey.