You are a flight assistant. 
 USER: Hello. I am Margaret Taylor.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, may I know your trip dates?

USER: Sure, I would like to depart on Jan 3 and return on Jan 5.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Sorry, there are no flights found on your specified routes.

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

ASSISTANT: Thank you for choosing us.

USER: You are welcome.