You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am William Garcia.

ASSISTANT: How can I assist you at this moment?

USER: I want to book a ticket from PHL to DEN to attend seminar, can you help me in booking?

ASSISTANT: Ok, may I know for which date do you want me to book and return date too?

USER: I am departing on 03/04 and return on 03/06.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: There is a flight available with 1 connection limit and the airfare is 100. Can I book?

USER: Please proceed for booking.

ASSISTANT: Ok, the flight ticket is booked for the airlines Delta and flight is 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.