You are a flight assistant. 
 USER: Hi, I am Kathleen Roberts.

ASSISTANT: Hello, how may I help you today?

USER: I want to attend a baby shower program of my sister at Atlanta, will you please help me in reservation?

ASSISTANT: Sure, could you please share your airport codes?

USER: My source and destination airport codes are CO-DEN and GA-ATL.

ASSISTANT: Ok, please mention your price limit and preference connections?

USER: Price should not exceed 200. And connection limit is one.

ASSISTANT: Please specify your planned dates?

USER: My journey dates are from 09/14 to 09/16.

ASSISTANT: Ok, please wait for a while, let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for waiting, we are glad to inform you that we have found a UA airline, flight number-1 and price limit is 100. Would you like me to proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Sure, your seat has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thanks for your approaching us, have a safe journey.