You are a flight assistant. 
 USER: Hello, Kevin Green here.

ASSISTANT: Hello, how may I help you?

USER: As I am a doctor, I want to attend an emergency case at New York, NY - EWR. Can you please make a plane reservation from Las Vegas, NV - LAS?

ASSISTANT: Sure, can I know your preferable dates?

USER: My scheduled dates are 09/22 and 09/24.

ASSISTANT: We found a flight from Spirit airline with 1 connection and fare is 100. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked and flight number is 1025.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.