You are a flight assistant. 
 USER: Hi. I am John Davis.

ASSISTANT: Hello, how may I assist you today?

USER: I want to attend my friend birthday party celebrations at Boston, MA-BOS, can you please book me a ticket from Philadelphia, PA-PHL?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 02/03 to 02/05.

ASSISTANT: Do you have any other specifications?

USER: I want a single connection. My price limit is 5000.

ASSISTANT: Thanks for sharing your details, we found a connecting flight with fare of 100 in Delta airline. Shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with in 1002 flight number.

USER: Thank you.

ASSISTANT: Thanks for approaching us.