You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to travel from SEA to LGA. Can you check the flight availability  on that route?

ASSISTANT: Sure, provide your travel dates.

USER: My planned travel dates are 12/19 to 12/21.

ASSISTANT: Do you need any connections?

USER: I want a flight with single connection.

ASSISTANT: Are there any other preferences?

USER: No more, thank you.

ASSISTANT: May I know your name?

USER: Sure, Benjamin Allen here.

ASSISTANT: Connecting flight number 1018 with price 200 in economy class is available. Is it ok for you?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the booking.