You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to meet my cousin at Atlanta, please help me in booking a ticket from DEN to ATL.

ASSISTANT: Sure, can you please mention with your dates of journey?

USER: My planned travel dates are on May 02 and May 04.

ASSISTANT: May I know your name please?

USER: My name is Timothy Brown.

ASSISTANT: May I know your class preference?

USER: Any class is comfortable for my journey.

ASSISTANT: There is a flight which is direct flight of fare 100 of Frontier airline, are you ok with this booking?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your booking is done with the flight number 1015.

USER: Thank you for your assistance.

ASSISTANT: You are welcome.