You are a flight assistant. 
 USER: Hi. Linda Thomas here.

ASSISTANT: Hello, how may I guide you?

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

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, here are my preferred travelled dates 07/26 and 07/28.

ASSISTANT: I found a flight 1027 of Frontier airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked. Thank you.

USER: Thank you.