You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Gregory Anderson here.

ASSISTANT: How may I help you?

USER: I want to book a flight reservation on the route from SEA - ORD, can you help me?

ASSISTANT: May I know your travel dates?

USER: My travelling dates will be from 05/06 to 05/08.

ASSISTANT: There is a flight with flight number 1008 with price is 200, can I proceed?

USER: Ok, please book my tickets.

ASSISTANT: Your booking is done.

USER: Than you for confirming my ticket.

ASSISTANT: Most welcome.