You are a flight assistant. 
 USER: Hi. Donna Garcia here.

ASSISTANT: Hello, how can I guide you for today?

USER: I would like to book a ticket to Denver to meet my sister there, can you please help me in booking a ticket from ATL to DEN?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: The travelling dates are from 06/01 to 06/03.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Ok.

ASSISTANT: I found a flight with flight number 1024 with price 200 and connection is 1, would you like me to proceed with the booking?

USER: Please proceed booking my ticket.

ASSISTANT: Your booking is confirmed with AA airlines.

USER: Thank you for your help.

ASSISTANT: You are welcome. Have a safe journey.