You are a flight assistant. 
 USER: Hi, I am Ruth Martinez.

ASSISTANT: Hello, how may I aid you?

USER: I need to book a flight ticket to Philadelphia PHL to enjoy religious festivals. Can you make a reservation with fare 500?

ASSISTANT: Sure, may I know your source code?

USER: Sure, my origin point is ORD.

ASSISTANT: Let me know your travelling dates.

USER: Sure, my travelling dates are 09/17 and 09/19.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: We found a direct flight with number 1003. Shall I go ahead with booking?

USER: Do not proceed.

ASSISTANT: Ok, thanks for availing us.

USER: Thank you for your assistance.