You are a flight assistant. 
 USER: Hello. Kimberly Campbell here.

ASSISTANT: Hello, how may I help you today?

USER: Can you please check for the flight for my journey from DEN to CLT?

ASSISTANT: Sure, may I know on which dates you are willing to travel?

USER: My journey dates are from May 7th to May 9th.

ASSISTANT: Is there any specific airline preference for you?

USER: I need normal cost airline.

ASSISTANT: Do you need a connecting flight?

USER: I need 1 connecting flight.

ASSISTANT: Do you have any other specifications please?

USER: No, thanks for asking.

ASSISTANT: There is a connecting flight of fare 100 with United Airlines, are you ok with this booking?

USER: Please book it.

ASSISTANT: Ok, I reserved your ticket with economic class, flight number is 1014 and depart time will be 5:00AM and return time will be 13:00PM.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for opting us.

USER: Welcome.