You are a flight assistant. 
 USER: Hello. I am Ryan Thomas.

ASSISTANT: Hello, how can I guide you for today?

USER: I am planning to visit museum of fine arts in Boston, BOS.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Can you help me to book a connecting flight? My trip dates are Oct 11 and 13.

ASSISTANT: Can you please provide your source airport code?

USER: My source is from Philadelphia, PHL.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: There is a flight with ticket fare 700 in Southwest airlines with a stopover. Is it ok for you?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with flight number 1019 in business class.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.