You are a flight assistant. 
 USER: Hello. I am Dennis Smith.

ASSISTANT: Hello, how may I serve you today?

USER: I planned to meet my cousin in EWR, can you please help me to book a flight ticket from PHL?

ASSISTANT: Sure, may I know your trip dates?

USER: I would like to travel on Oct 2 and Oct 4.

ASSISTANT: Do you have any class preference?

USER: I am comfortable any class.

ASSISTANT: Please let me know if you have any other preferences.

USER: I would like to depart in afternoon in a connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a connecting flight for you, flight details are as United Airlines, flight number 1023 having an economy class departs in the afternoon at 15:00 PM. Shall I proceed to book?

USER: Ok, please confirm my booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for connecting with us.