You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Cynthia Garcia, planning to attend a party at IAD. Can you help me to book a flight from LAS?

ASSISTANT: Yes, I am here to help you. What are your planned travelling dates?

USER: My trip stars from 05/19 to 05/21.

ASSISTANT: Ok, please hold on for a while.

USER: Sure.

ASSISTANT: Ok, the Spirit airlines is found with the details you have given. The flight is with connection 1. Can I reserve your ticket?

USER: Yes, proceed with booking.

ASSISTANT: Your ticket is reserved with the flight number 1010.

USER: Thank you for your help.

ASSISTANT: You are most welcome. Thank you for choosing us.