You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: William Anderson here. I need to make a plane reservation from DCA to EWR.

ASSISTANT: Ok, may I know your trip dates?

USER: My itinerary dates are 02/12 and 02/14. I want 1 connection flight.

ASSISTANT: I found a flight for you that Southwest airline with connection 1. Can I proceed?

USER: Please book my ticket.

ASSISTANT: Your ticket is confirmed by flight number 1001.

USER: Thank you so much for your help.

ASSISTANT: You are welcome.