You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jonathan Martin.

ASSISTANT: How can I help you?

USER: I have a plan to meet my sister in LAX, can you help me in booking a flight ticket from SEA?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: My travelling dates are from 06/21 till 06/23.

ASSISTANT: Here, I found a flight for you with single connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1004 and airline is UA.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.