You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samuel Moore here.

ASSISTANT: How can I assist you today?

USER: Actually, I am looking for a flight having single connection because my friend also booked the same flight that I want to travel, so can you please help me out with booking of a flight ticket from Charlotte on 05/17?

ASSISTANT: Sure, will you mention your airport codes that you want to travel?

USER: I will prefer CLT and DEN as my origin and destination airport codes respectively.

ASSISTANT: Please provide your return date.

USER: I would like to return on 05/19.

ASSISTANT: Please give me a moment.

USER: Ok, take your time but try to bring a best flight in my route.

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

USER: That's fine for me, I am ok with this. You can proceed with booking.

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

USER: Thank you for your help in booking of my ticket.

ASSISTANT: Welcome, have a great day.