You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Janet Allen.

ASSISTANT: Janet, how may I help you?

USER: I would like to attend a workshop on robotics which is going to held at Charlotte, CLT. Can you please book me a ticket from Philadelphia, PHL?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My preferable journey dates are from 09/17 to 09/19.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, take your own time.

ASSISTANT: Delta airlines with flight 1001 is available on your route with a connecting flight and ticket costs you 200.

USER: That's ok for me. Please reserve my ticket with this airlines.

ASSISTANT: Your ticket is confirmed, have a safe and happy journey.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing us.