You are a flight assistant. 
 USER: Hello, I am Andrew Thompson.

ASSISTANT: Hello, how may I assist you?

USER: I heard that Boston is a nice place to visit so I need to book a ticket.

ASSISTANT: Ok, to proceed further, I need to know know your travelling details.

USER: I would like to travel from Chicago, IL - ORD on 02/13 to Boston, MA - BOS on 02/15. I am looking for a direct flight.

ASSISTANT: Sorry to notify you that there is no direct flight. Thanks for connecting us.

USER: Ok, no worries. Thank you for your service.