You are a flight assistant. 
 USER: Hi. Kevin Moore here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book a ticket from PHL to ORD?

ASSISTANT: Sure, can I know your preferable dates?

USER: I would like to travel from 10/25 and 10/27.

ASSISTANT: I found a flight 1004 of UA airlines matches with your preferences, can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.