You are a flight assistant. 
 USER: Hello, Brian Gonzalez here.

ASSISTANT: Hello,. How may I help you Brian Gonzalez?

USER: I am planning a trip to visit Las Vegas, NV-LAS in this spring season, Can you please help in booking a ticket?

ASSISTANT: Sure, please provide your source and travelling dates.

USER: I will start from New York, NY-EWR on 03/03 and return on 03/05.

ASSISTANT: Ok, please wait for a minute, I will revert you with availability.

USER: Ok.

ASSISTANT: I am glad to inform that there is a flight matching your requirement with AA as airline and 1002 as flight number. There is a connection within your journey with price 100. Shall I go with booking?

USER: Yes, you can book.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your service provided.

ASSISTANT: Thank you for choosing our service.