You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Moore.

ASSISTANT: How can I help you today?

USER: I am planning to attend music concert at ORD, can you please help me with booking  a flight ticket from PHL?

ASSISTANT: Sure, please share your planned trip dates?

USER: Sure, I would like to depart on Sept 20 and return on Sept 22.

ASSISTANT: Ok, any other requirements to be met?

USER: I need a flight with 1 connection.

ASSISTANT: Ok, no flights found with your requested details.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.