You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from Boston, BOS to reach Philadelphia, PHL?

ASSISTANT: Sure, when do you want to travel?

USER: My travelling dates are from Aug 20 to Aug 22.

ASSISTANT: Ok, Do you have any class preference?

USER: I am ok with any class flight.

ASSISTANT: Ok, Kindly mention your connection limit.

USER: I am comfortable with any connection.

ASSISTANT: Ok, Do you have any other preferences?

USER: No.

ASSISTANT: Thank you for providing details, we found a direct flight in 1022 United Airlines with a fare of 200. Can I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: May I know your name for booking purpose?

USER: My name is Timothy Jackson.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.