You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Joseph Adams. I want to travel to NV-LAS to organize my friend surprise birthday party. Can you book a connecting flight?

ASSISTANT: Sure, can I have your trip dates?

USER: My trip dates are 01/02 and 01/04.

ASSISTANT: Where do you want to start your journey from?

USER: I will depart from PA-PHL.

ASSISTANT: We found a flight in an airline Delta of number 1028 having a single connection with a price of 100. Shall I proceed to book?

USER: Ok, you can book my ticket.

ASSISTANT: Your flight ticket is reserved.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.