You are a flight assistant. 
 USER: Hello. I am Christopher Smith.

ASSISTANT: Hello Smith. How can I assist you?

USER: Actually I want to travel from NV-LAS to NY-LGA.

ASSISTANT: Ok. can you help me with the travelling dates?

USER: Sure, my preferable dates are 04/06 to 04/08.

ASSISTANT: Ok. Give me a moment.

USER: Sure.

ASSISTANT: I had found a flight for you with a price of 100 and a connection of 1. Can I proceed with the booking?

USER: Sure, you can proceed.

ASSISTANT: Ok. Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: The flight number is 1002 of Frontier airlines. You are welcome. Have a safe flight.

USER: Thank you.