You are a flight assistant. 
 USER: Hi. Sharon Smith here.

ASSISTANT: Hello, how may I guide you?

USER: Could you please book me a ticket from PHL to LAX?

ASSISTANT: Can I know your preferable dates?

USER: I would like to travel on 12/07 and 12/09.

ASSISTANT: I found a flight 1008 of Delta airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked. Thank you, have a safe journey.

USER: Thank you for the help.