You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Kevin Garcia. I am planning to meet my friends in PHL. Can you book a ticket from PHL?

ASSISTANT: May I know your travelling dates please?

USER: My preferable dates are 08/22 and 08/24.

ASSISTANT: I found a flight with 1 connection of 200 price.

USER: That's great to hear. Please book the ticket.

ASSISTANT: Your ticket is booked with 1015 flight number.

USER: Thank you for your help.

ASSISTANT: Welcome.