You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a flight ticket from DTW to SEA. Can you make a reservation for me?

ASSISTANT: Can I know your travel dates?

USER: Ok, my planned trip dates are on Apr 22 and return on Apr 24.

ASSISTANT: Let me know your name.

USER: Yes, I am Alexander Williams.

ASSISTANT: Do you have any preference?

USER: I need a connecting flight.

ASSISTANT: Found ticket with airline JetBlue for price 200 having flight number 1014.

USER: Please confirm the ticket booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you.