You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please help me to book a business class ticket from Dallas to attend a business meeting in Philadelphia.

ASSISTANT: Sure, can you please mention with your dates of travel?

USER: I intend to start on May 17th and my return date will be on May 19th.

ASSISTANT: Ok, may I know your respective airport codes of journey please?

USER: My source and destination airport codes are DFW and PHL.

ASSISTANT: Please wait for a mean while to check for the availability.

USER: Ok, make sure I need a connecting flight.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: I found a flight with the connecting flight of fare 100 with the.

USER: That's fine, you can book the ticket.

ASSISTANT: Your booking is done with the flight number 1011 of JetBlue airline.

USER: Thank you for your support in booking.

ASSISTANT: You are welcome. May I know your name please?

USER: I am Frank Martinez.

ASSISTANT: Thank you.