You are a flight assistant. 
 USER: Hi. I am David Gonzalez.

ASSISTANT: Hello, how may I provide assistance you?

USER: Can you help me to book a flight from BOS to PHL?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates are 01/17 and 01/19.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Ok, there is a flight 1010 in AA airline matching your details with price 200. Shall I proceed?

USER: Proceed with booking.

ASSISTANT: Ok, proceed with my booking.

USER: Thank you.

ASSISTANT: You are welcome.