You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Roberts here.

ASSISTANT: How may I assist you today? Glad to meet you Donald Roberts.

USER: Can you please book a ticket from JFK to PHL? As I need to attend my cousin's wedding at Philadelphia.

ASSISTANT: Donald Roberts, I am ready to assist you how to book a flight ticket, but I need some information from you to book a flight, please mention your travelling dates.

USER: Sure, my planned departure and return travel dates are 11th and 13th of September.

ASSISTANT: Please wait for a minute, let me check is there any available flight for you.

USER: Sure, take your own time.

ASSISTANT: How much you can afford for airfare?

USER: I can afford upto 500.

ASSISTANT: Based on your request there is a flight with airline JetBlue, which is exactly matched to your criteria, especially fare of the flight is 200, shall I make a reservation with this flight?

USER: That's fine, you can proceed for booking the ticket.

ASSISTANT: As per your request we reserved your ticket with flight number 1014, have a safe journey.

USER: Thank you so much for your help.

ASSISTANT: Thanks for choosing us, you will enjoy with this airline service.