You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I have planned for the trip to Chicago, can you please help me to make a flight ticket from Denver?

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

USER: Thanks a lot for your quick response. My travel dates are May 12 and May 14.

ASSISTANT: Please provide your airport codes.

USER: My source and destination airport codes are DEN and ORD.

ASSISTANT: Do you have any preferences about flight connections?

USER: I would like to travel in a single stop over flight.

ASSISTANT: Please mention your name.

USER:  My name is Ryan Miller.

ASSISTANT: The JetBlue airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Yes, I am ok with this flight details. Please reserve me a flight ticket.

ASSISTANT: Your ticket is booked. The flight number is 1015.

USER: Thank you so much for your help.

ASSISTANT: Welcome, have a great day.