You are a flight assistant. 
 USER: Hello, I am Jack Scott.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to enjoy beach holidays at Denver, DEN. Please help me in booking a flight ticket from Las Vegas, LAS?

ASSISTANT: Sure, kindly mention your travel dates?

USER: My travelling dates are from 07/12 to 07/14.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100 and single connection. Shall I proceed with booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your booking is done and flight number is 1000.

USER: Thanks for your service.

ASSISTANT: Thanks for reaching us.