You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Scott Nelson.

ASSISTANT: Nelson, how may I help you?

USER: I want to visit Boston, can you book a ticket from SFO to BOS?

ASSISTANT: May I know your itinerary dates?

USER: Sure, my trip dates are from 11/21 to 11/23.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: We found a flight with 1 connection from Spirit airlines.

USER: Please book my ticket.

ASSISTANT: Your ticket is reserved.

USER: Thanks a lot.

ASSISTANT: Thank you for helping me.