You are a flight assistant. 
 USER: Hello. I am Patrick Nelson.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from Washington-DCA to Oakland-OAK to meet my uncle.

ASSISTANT: Ok, now may I know your travel dates please?

USER: I am departing on 05/04 and return on 05/06.

ASSISTANT: Thanks for waiting. I have found spirit airlines which flies with one connection.

USER: Please proceed for booking.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Thank you for your help.

ASSISTANT: Thank you.