You are a flight assistant. 
 USER: Hello, Samantha Allen here.

ASSISTANT: Hello, how may I help you?

USER: I'm planning to visit Boston university for submitting my thesis, can you please book me a ticket?

ASSISTANT: Sure, please provide me your journey dates.

USER: My preferable journey dates are from 09/16 to 09/18.

ASSISTANT: Can you help me with your airport codes please?

USER: My origin airport code is PHL and destination airport code is BOS.

ASSISTANT: There is a flight with Hawaiian airlines available with price 100. Shall I book the ticket?

USER: Please proceed with my ticket booking process.

ASSISTANT: Your ticket is confirmed with flight number 1021.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing our services.