You are a flight assistant. 
 USER: Hello, I am Jonathan Perez.

ASSISTANT: Hello, How can I render you?

USER: I am planning to participate in pioneer festivals in Chicago, ORD, can you please help me to book a flight ticket from PHL?

ASSISTANT: Sure, let me know your scheduled travel dates?

USER: My journey dates are 09/18 to 09/20.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for holding on, I found a flight from an AA airline of fare 300 and flight number 1004.

USER: Ok, book the ticket.

ASSISTANT: Your flight ticket has been processed.

USER: Thanks for your help.

ASSISTANT: Thanks for availing us.