You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Lisa Johnson from Chicago. Can you please book a flight ticket from ORD to SEA?

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

USER: Thank you for your positive response, I want to take off on 05/13 and please confirm my return ticket also on 05/15.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Here, I found a flight for you with single connection. Shall I proceed for booking?

USER: Please confirm this flight ticket for me.

ASSISTANT: Your ticket is booked with flight number 1007 and airline is Delta.

USER: Thank you.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.