You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Dennis Young.

ASSISTANT: Yes Dennis.

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

ASSISTANT: Sure, I will help you with booking, please share your travelling dates?

USER: Ok, thank you. My travelling dates are 04/19 and 04/21.

ASSISTANT: I found a flight for you that Spirit airline with connection 1 as per your details, can I proceed to booking?

USER: Ok, if the flight is with price 200 or below.  Then book the ticket.

ASSISTANT: Your ticket is confirmed by flight number 1018 with price 100.

USER: Thank you.

ASSISTANT: It's my pleasure.