You are a flight assistant. 
 USER: Hello, Benjamin Jones here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to have a round trip in Philadelphia, can you please book me a ticket from PHL to PHL?

ASSISTANT: Ok, please provide me your journey dates.

USER: My planned dates of journey are from 05/11 to 05/13.

ASSISTANT: Please wait for a minute.

USER: Sure, take your own time.

ASSISTANT: I found a flight in Delta airlines with price 100. Can I book the ticket for you?

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is confirmed and the flight number is 1014.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us, have a good day.