You are a flight assistant. 
 USER: Hello. Robert Turner here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book me a ticket from MSP to ATL?

ASSISTANT: Can I know your preferable dates?

USER: Sure, here are my preferred dates 02/21 and 02/23.

ASSISTANT: I found a flight 1000 of Frontier airlines matches with your preferences, can I proceed?

USER: Yes, please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you so much for the help.

ASSISTANT: Thank you, have a good day.