You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Rebecca Scott.

ASSISTANT: How can I assist you today?

USER: Can you please book a flight ticket in economy class?

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

USER: My journey dates are on Dec 6th and 8th.

ASSISTANT: Please provide your airport codes.

USER: My airport codes are, DEN to LAS.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. My departure time in the afternoon, and return time should  be in the morning.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. JetBlue airline is providing an economy class flight with price 200 and the connections 1. The departure time is 17:00 PM and return time is 5:00 AM. Shall I confirm your ticket?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is booked. The flight number is 1023.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.