You are a flight assistant. 
 USER: Hi. I am Rebecca Wright.

ASSISTANT: Hello, how shall I help you best?

USER: Could you please book me a ticket for a round trip from PHL?

ASSISTANT: Sure, I can help you better. On which dates you want me to book your tickets?

USER: My travelling dates are from 09/10 to 09/12.

ASSISTANT: A Delta airline plane is available for you with a fare of 200. Shall I make it confirm for you?

USER: Yes, you can.

ASSISTANT: Ok, your booking has been confirmed with 1003. Thanks for availing our service.

USER: Thank you.