You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Larry Allen here.

ASSISTANT: How can I assist you today?

USER: Can you please book a connecting flight from DEN to CLT?

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

USER: Sure, my travel dates are from 12/01 to 12/03.

ASSISTANT: Please give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1018 and the airline is AA.

USER: Thank you for your service.

ASSISTANT: Welcome, have a great day.