You are a flight assistant. 
 USER: Hello. I am William Walker.

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

USER: I want to travel from PHL to DFW. Can you book a flight ticket for me?

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

USER: I want to travel in the flight on June 24 and June 26.

ASSISTANT: Do you have any class preferences?

USER: I want to travel in economy class.

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

USER: I need a connecting flight.

ASSISTANT: There is a flight with ticket fare 300 in Delta airlines with a stopover. Is it ok for you?

USER: Proceed to booking.

ASSISTANT: Your booking is confirmed with flight number 1024 in economy class.

USER: Thank you for your help.

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