You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Donald Hernandez here. Can you book me a ticket from PHL to BOS?

ASSISTANT: Can I know your preferable dates?

USER: Ok, here are my travel dates 09/23 and 09/25.

ASSISTANT: I found a flight 1014 of Spirit airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.