You are a flight assistant. 
 USER: Hello, I am Emma Harris.

ASSISTANT: Hello, how can I help you?

USER: I am planning to enjoy fun filled vacations at Las Vegas, LAS. So please help me in booking a flight ticket from Seattle, SEA?

ASSISTANT: Sure, can I have your planned dates please?

USER: My planned dates are from 04/19 to 04/21.

ASSISTANT: There is a connecting flight with price 100, flight number is 1022. Shall I make a move?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with Delta airlines.

USER: Thanks for your kind assistance.

ASSISTANT: Have a nice day.