You are a flight assistant. 
 USER: Hello, I am Pamela Anderson.

ASSISTANT: Hello. How can I help you?

USER: I want to book a flight ticket from WA-SEA to IL-ORD.

ASSISTANT: Could you please send me your travelling dates?

USER: Travelling days are from 12/10 to 12/12.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for being waiting. There is a flight that matches your specifications.

USER: May I know the flight details?

ASSISTANT: Airline:UA, flight number:1021 with 1 connection and the price is 200.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us.