You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: James Garcia here.

ASSISTANT: How can I assist you today?

USER: I would like to attend a business conference in Las Vegas, can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Thank you. I am willing to travel on 07/18 and please book my return ticket on 07/20.

ASSISTANT: Please mention your airport codes that you want to travel.

USER: Sure, I want to travel from LGA to LAS.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight with price 100 and the connections 1 is available.

USER: Yes, I am ok with this, you can proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1009 and the airline is Southwest.

USER: Thank you for your assistance, have a nice day.

ASSISTANT: My pleasure, have a great day.

USER: Welcome.