You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Raymond Hall.

ASSISTANT: Nice to meet you Raymond.

USER:  I am planning to attend International Ice & Snow festival at IAD, please book me a ticket from OAK.

ASSISTANT: Sure, on which date you want to attend International Ice & Snow festival.

USER: I would like to go on 06/22 and return on 06/24.

ASSISTANT: Based on your request there is a flight with airline UA and price 200. Can I make a reservation?

USER: Sure. Please proceed.

ASSISTANT: Your ticket has been booked with flight number 1019.

USER: Thank you for the booking.

ASSISTANT: It's my pleasure.