You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I planned to meet my friend in LAS, can you please help me to book a flight ticket from CLT?

ASSISTANT: Ok, may I know your trip dates?

USER: I prefer to travel on Dec 11 and Dec 13.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: I would like to return back in morning.

ASSISTANT: The economy class with flight number 1020 of American airline is available having fare as 100 and connection as 0, is it ok for you?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, could I have your name please?

USER: I am Robert Robinson.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 0:00 hours and the arrival time is 10:00 hours.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a great day.