You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please book a flight ticket from BOS to PHL to attend a marriage in Philadelphia?

ASSISTANT: Sure, please help me with your travelling dates.

USER: My journey dates are on Apr 27th and 29th.

ASSISTANT: Ok, Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, please let me know your connection limit.

USER: I need a break in my journey, so  I prefer connecting flight.

ASSISTANT: Ok, Is there any other preferences?

USER: I don't have any other preferences.

ASSISTANT: Thank you for providing details, we found a direct flight in 1002 Spirit Airlines with a fare of 100. Can I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: May I know your name?

USER: My name is Carol Jones.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.