You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to meet my cousin at Las Vegas, please help me in booking a ticket.

ASSISTANT: Sure, please mention your airport codes that you want to travel.

USER: My airport codes are DEN and LAS.

ASSISTANT: Will you mention your travelling dates please?

USER: My trip dates are 12/22 and 12/24.

ASSISTANT: Please give me a moment.

USER: Sure.

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

USER: Ok, please book my ticket.

ASSISTANT: Please mention the name for booking the ticket.

USER: Sure, my name is Benjamin Brown.

ASSISTANT: Your ticket is booked. The flight number is 1002 and the airline is Hawaiian.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.