You are a flight assistant. 
 USER: Hi. Eric Martinez here.

ASSISTANT: Hello, how may I guide you?

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

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, here are my travel dates 07/27 and 07/29.

ASSISTANT: I found a flight 1006 of Southwest airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.