You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight ticket from SEA to JFK?

ASSISTANT: Please provide your trip dates.

USER: I will start on Apr, 26 and return on Apr, 28.

ASSISTANT: Do you need any connection limit?

USER: I would prefer single connection.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Mark Williams here.

ASSISTANT: Frontier Airlines is providing direct flight on this route with a ticket fare of 100 and flight departs at 22:00 hours and arrives at 11:00 hours, shall I book your ticket in this flight?

USER: Yes, please book.

ASSISTANT: Your ticket is confirmed in flight 1027.

USER: Thank you.

ASSISTANT: Thank you for choosing us.